Bell152874216227

### Bell:Bell1:V0 edit

Bell152874216227

1) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 4♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) win 1 point
- b) lose 3 points
- c) lose 1 point
- d) be disqualified for cheating
- e) win 3 points

2) If you play the solitaire game 6 times, you will on average win ___ times.

- a) 3
- b) 2
- c) 4
- d) 5
- e) 6

3) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) lose 1 point
- b) win 3 points
- c) be disqualified for cheating
- d) lose 3 points
- e) win 1 point

4) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- a) K♥ and K♠
- b) none of these are true
- c) K♠ and K♣
- d) two of these are true
- e) K♥ and K♣

5) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 12
- b) 16
- c) 8
- d) 6
- e) 22

6) By definition, a skewed distribution

- a) contains no outliers
- b) is a "normal" distribution
- c) includes negative values of the observed variable
- d) is broader than an unskewed distribution
- e) is asymmetric about it's peak value

7) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- a) 16
- b) 160
- c) 10
- d) 32
- e) 40

8) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- a) 3/6
- b) 4/6
- c) 2/6
- d) 5/6
- e) 1/6

9) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- a)
- b)
- c)
- d)
- e)

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- a) 3mW
- b) 8mW
- c) 6mW
- d) 4mW
- e) 9mW

### KEY:Bell:Bell1:V0 edit

Bell152874216227

1) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 4♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- -a) win 1 point
- +b) lose 3 points
- -c) lose 1 point
- -d) be disqualified for cheating
- -e) win 3 points

2) If you play the solitaire game 6 times, you will on average win ___ times.

- -a) 3
- -b) 2
- +c) 4
- -d) 5
- -e) 6

3) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- -a) lose 1 point
- -b) win 3 points
- -c) be disqualified for cheating
- -d) lose 3 points
- +e) win 1 point

4) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- -a) K♥ and K♠
- -b) none of these are true
- -c) K♠ and K♣
- +d) two of these are true
- -e) K♥ and K♣

5) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 12
- -b) 16
- +c) 8
- -d) 6
- -e) 22

6) By definition, a skewed distribution

- -a) contains no outliers
- -b) is a "normal" distribution
- -c) includes negative values of the observed variable
- -d) is broader than an unskewed distribution
- +e) is asymmetric about it's peak value

7) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- +a) 16
- -b) 160
- -c) 10
- -d) 32
- -e) 40

8) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- +a) 3/6
- -b) 4/6
- -c) 2/6
- -d) 5/6
- -e) 1/6

9) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- -a)
- -b)
- -c)
- +d)
- -e)

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- -a) 3mW
- -b) 8mW
- +c) 6mW
- -d) 4mW
- -e) 9mW

### Bell:Bell1:V1 edit

Bell152874216227

1) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- a)
- b)
- c)
- d)
- e)

2) If you play the solitaire game 6 times, you will on average win ___ times.

- a) 6
- b) 5
- c) 4
- d) 2
- e) 3

3) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 4♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) lose 3 points
- b) win 3 points
- c) be disqualified for cheating
- d) win 1 point
- e) lose 1 point

4) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- a) 8mW
- b) 4mW
- c) 3mW
- d) 9mW
- e) 6mW

5) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- a) 32
- b) 40
- c) 16
- d) 160
- e) 10

6) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) lose 1 point
- b) be disqualified for cheating
- c) win 1 point
- d) lose 3 points
- e) win 3 points

7) By definition, a skewed distribution

- a) is a "normal" distribution
- b) contains no outliers
- c) is broader than an unskewed distribution
- d) includes negative values of the observed variable
- e) is asymmetric about it's peak value

8) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- a) K♥ and K♣
- b) K♥ and K♠
- c) none of these are true
- d) two of these are true
- e) K♠ and K♣

9) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- a) 3/6
- b) 2/6
- c) 1/6
- d) 4/6
- e) 5/6

10) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 6
- b) 22
- c) 12
- d) 16
- e) 8

### KEY:Bell:Bell1:V1 edit

Bell152874216227

1) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- -a)
- -b)
- +c)
- -d)
- -e)

2) If you play the solitaire game 6 times, you will on average win ___ times.

- -a) 6
- -b) 5
- +c) 4
- -d) 2
- -e) 3

3) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 4♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- +a) lose 3 points
- -b) win 3 points
- -c) be disqualified for cheating
- -d) win 1 point
- -e) lose 1 point

4) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- -a) 8mW
- -b) 4mW
- -c) 3mW
- -d) 9mW
- +e) 6mW

5) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- -a) 32
- -b) 40
- +c) 16
- -d) 160
- -e) 10

6) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- -a) lose 1 point
- -b) be disqualified for cheating
- +c) win 1 point
- -d) lose 3 points
- -e) win 3 points

7) By definition, a skewed distribution

- -a) is a "normal" distribution
- -b) contains no outliers
- -c) is broader than an unskewed distribution
- -d) includes negative values of the observed variable
- +e) is asymmetric about it's peak value

8) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- -a) K♥ and K♣
- -b) K♥ and K♠
- -c) none of these are true
- +d) two of these are true
- -e) K♠ and K♣

9) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- +a) 3/6
- -b) 2/6
- -c) 1/6
- -d) 4/6
- -e) 5/6

10) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 6
- -b) 22
- -c) 12
- -d) 16
- +e) 8

### Bell:Bell1:V2 edit

Bell152874216227

1) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- a) K♠ and K♣
- b) two of these are true
- c) K♥ and K♣
- d) none of these are true
- e) K♥ and K♠

2) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- a) 9mW
- b) 3mW
- c) 8mW
- d) 4mW
- e) 6mW

3) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 4♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) lose 3 points
- b) win 1 point
- c) lose 1 point
- d) be disqualified for cheating
- e) win 3 points

4) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- a) 40
- b) 32
- c) 160
- d) 16
- e) 10

5) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- a) win 1 point
- b) lose 1 point
- c) win 3 points
- d) be disqualified for cheating
- e) lose 3 points

6) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- a) 1/6
- b) 4/6
- c) 5/6
- d) 3/6
- e) 2/6

7) If you play the solitaire game 6 times, you will on average win ___ times.

- a) 4
- b) 3
- c) 5
- d) 2
- e) 6

8) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 8
- c) 6
- d) 12
- e) 16

9) By definition, a skewed distribution

- a) contains no outliers
- b) includes negative values of the observed variable
- c) is asymmetric about it's peak value
- d) is a "normal" distribution
- e) is broader than an unskewed distribution

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- a)
- b)
- c)
- d)
- e)

### KEY:Bell:Bell1:V2 edit

Bell152874216227

1) You solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣. Which of the following wins?

- -a) K♠ and K♣
- +b) two of these are true
- -c) K♥ and K♣
- -d) none of these are true
- -e) K♥ and K♠

2) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 45° to the incoming axis of polarization. How much power is passed by the filter?

- -a) 9mW
- -b) 3mW
- -c) 8mW
- -d) 4mW
- +e) 6mW

- +a) lose 3 points
- -b) win 1 point
- -c) lose 1 point
- -d) be disqualified for cheating
- -e) win 3 points

4) A local college averages 1600 new incoming students each year. Suppose the pool of potential high school graduates in the local area is so large that the probability of a given student selecting this college is small, and assume a variance of σ^{2} equal to p(1-p). What standard deviation would you expect in the yearly total of new enrollees, assuming nothing changes in this population from year to year?

- -a) 40
- -b) 32
- -c) 160
- +d) 16
- -e) 10

5) Your solitaire deck uses ♥ ♠ ♣ and your answer cards are 4 and 5. You select 4♠, 5♣, and 5♥. If the questions were Q♠ and Q♣, you would__

- +a) win 1 point
- -b) lose 1 point
- -c) win 3 points
- -d) be disqualified for cheating
- -e) lose 3 points

6) What is the probability of success, p, for a binary distribution using a six-sided die, with success defined as "two"?

- -a) 1/6
- -b) 4/6
- -c) 5/6
- +d) 3/6
- -e) 2/6

7) If you play the solitaire game 6 times, you will on average win ___ times.

- +a) 4
- -b) 3
- -c) 5
- -d) 2
- -e) 6

8) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- +b) 8
- -c) 6
- -d) 12
- -e) 16

9) By definition, a skewed distribution

- -a) contains no outliers
- -b) includes negative values of the observed variable
- +c) is asymmetric about it's peak value
- -d) is a "normal" distribution
- -e) is broader than an unskewed distribution

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. By what factor does a filter reduce the electric field if it is oriented 30° to that field?

- -a)
- -b)
- -c)
- -d)
- +e)

### Bell:Bell2:V0 edit

Bell152874216227

1) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) circular or linear
- b) circular or elliptical
- c) linearly
- d) linear or elliptical
- e) circular

2) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- a)
- b)
- c)
- d)
- e)

3) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- a) win 1 point
- b) lose Q points
- c) lose 3 points
- d) no points awarded or lost

4) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- a) Alice and Bob to always answer "even"
- b) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- c) Alice and Bob to always answer "odd"
- d) Alice and Bob to always give different answers (one "even" while the other "odd")
- e) None of these describes the β-strategy

5) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- a) 0
- b) 1/2
- c) 3/4
- d) 1/4
- e) 1

6) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- a) 0
- b) 1
- c) 1/4
- d) 3/4
- e) 1/2

7) Two black bodies of are created by cutting identical small holes in two large containers. The holes are oriented so that all the photons leaving one will enter the other. The objects have different temperature and different volume. Which object has the greater electromagnetic ("photon") energy density (energy per unit volume)?

- a) The larger object has a greater energy density.
- b) The hotter object has a greater energy density.
- c) No unique answer exists because two variables are involved (temperature and volume).
- d) They have the same energy density (since the holes are identical).

- a) 1
- b) 3/4
- c) 1/2
- d) 5/4
- e) 1/4
- f) 0

C(♠,♥) = ?

Assume the dots represent five observations.

- a) −1/5
- b) 0
- c) +1
- d) +2/5
- e) +1/5
- f) −2/5

- a) 5/4
- b) 0
- c) 3/4
- d) 1
- e) 1/2
- f) 1/4

### KEY:Bell:Bell2:V0 edit

Bell152874216227

1) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) circular or linear
- -b) circular or elliptical
- +c) linearly
- -d) linear or elliptical
- -e) circular

2) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- -a)
- -b)
- -c)
- +d)
- -e)

3) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- -a) win 1 point
- -b) lose Q points
- +c) lose 3 points
- -d) no points awarded or lost

4) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- -a) Alice and Bob to always answer "even"
- -b) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- -c) Alice and Bob to always answer "odd"
- +d) Alice and Bob to always give different answers (one "even" while the other "odd")
- -e) None of these describes the β-strategy

5) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- -a) 0
- -b) 1/2
- -c) 3/4
- +d) 1/4
- -e) 1

6) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- -a) 0
- +b) 1
- -c) 1/4
- -d) 3/4
- -e) 1/2

7) Two black bodies of are created by cutting identical small holes in two large containers. The holes are oriented so that all the photons leaving one will enter the other. The objects have different temperature and different volume. Which object has the greater electromagnetic ("photon") energy density (energy per unit volume)?

- -a) The larger object has a greater energy density.
- +b) The hotter object has a greater energy density.
- -c) No unique answer exists because two variables are involved (temperature and volume).
- -d) They have the same energy density (since the holes are identical).

- -a) 1
- -b) 3/4
- -c) 1/2
- -d) 5/4
- +e) 1/4
- -f) 0

C(♠,♥) = ?

Assume the dots represent five observations.

- +a) −1/5
- -b) 0
- -c) +1
- -d) +2/5
- -e) +1/5
- -f) −2/5

- -a) 5/4
- -b) 0
- -c) 3/4
- -d) 1
- +e) 1/2
- -f) 1/4

### Bell:Bell2:V1 edit

Bell152874216227

- a) 1/2
- b) 1/4
- c) 1
- d) 5/4
- e) 0
- f) 3/4

2) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) circular
- b) linear or elliptical
- c) circular or elliptical
- d) circular or linear
- e) linearly

3) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- a)
- b)
- c)
- d)
- e)

4) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- a) no points awarded or lost
- b) lose 3 points
- c) lose Q points
- d) win 1 point

C(♠,♥) = ?

Assume the dots represent five observations.

- a) −1/5
- b) 0
- c) +1/5
- d) −2/5
- e) +2/5
- f) +1

6) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- a) Alice and Bob to always answer "odd"
- b) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- c) None of these describes the β-strategy
- d) Alice and Bob to always answer "even"
- e) Alice and Bob to always give different answers (one "even" while the other "odd")

7) Two black bodies of are created by cutting identical small holes in two large containers. The holes are oriented so that all the photons leaving one will enter the other. The objects have different temperature and different volume. Which object has the greater electromagnetic ("photon") energy density (energy per unit volume)?

- a) They have the same energy density (since the holes are identical).
- b) The hotter object has a greater energy density.
- c) The larger object has a greater energy density.
- d) No unique answer exists because two variables are involved (temperature and volume).

8) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- a) 3/4
- b) 1
- c) 1/4
- d) 1/2
- e) 0

- a) 3/4
- b) 1
- c) 1/2
- d) 1/4
- e) 5/4
- f) 0

10) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- a) 1
- b) 1/4
- c) 1/2
- d) 3/4
- e) 0

### KEY:Bell:Bell2:V1 edit

Bell152874216227

- +a) 1/2
- -b) 1/4
- -c) 1
- -d) 5/4
- -e) 0
- -f) 3/4

2) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) circular
- -b) linear or elliptical
- -c) circular or elliptical
- -d) circular or linear
- +e) linearly

3) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- -a)
- -b)
- +c)
- -d)
- -e)

4) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- -a) no points awarded or lost
- +b) lose 3 points
- -c) lose Q points
- -d) win 1 point

C(♠,♥) = ?

Assume the dots represent five observations.

- +a) −1/5
- -b) 0
- -c) +1/5
- -d) −2/5
- -e) +2/5
- -f) +1

6) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- -a) Alice and Bob to always answer "odd"
- -b) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- -c) None of these describes the β-strategy
- -d) Alice and Bob to always answer "even"
- +e) Alice and Bob to always give different answers (one "even" while the other "odd")

- -a) They have the same energy density (since the holes are identical).
- +b) The hotter object has a greater energy density.
- -c) The larger object has a greater energy density.
- -d) No unique answer exists because two variables are involved (temperature and volume).

8) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- -a) 3/4
- +b) 1
- -c) 1/4
- -d) 1/2
- -e) 0

- -a) 3/4
- -b) 1
- -c) 1/2
- +d) 1/4
- -e) 5/4
- -f) 0

10) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- -a) 1
- +b) 1/4
- -c) 1/2
- -d) 3/4
- -e) 0

### Bell:Bell2:V2 edit

Bell152874216227

1) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- a) 1/4
- b) 3/4
- c) 0
- d) 1/2
- e) 1

2) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- a) Alice and Bob to always give different answers (one "even" while the other "odd")
- b) None of these describes the β-strategy
- c) Alice and Bob to always answer "odd"
- d) Alice and Bob to always answer "even"
- e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

3) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- a) 3/4
- b) 1
- c) 0
- d) 1/4
- e) 1/2

C(♠,♥) = ?

Assume the dots represent five observations.

- a) −2/5
- b) +1/5
- c) 0
- d) +2/5
- e) +1
- f) −1/5

5) Two black bodies of are created by cutting identical small holes in two large containers. The holes are oriented so that all the photons leaving one will enter the other. The objects have different temperature and different volume. Which object has the greater electromagnetic ("photon") energy density (energy per unit volume)?

- a) No unique answer exists because two variables are involved (temperature and volume).
- b) They have the same energy density (since the holes are identical).
- c) The larger object has a greater energy density.
- d) The hotter object has a greater energy density.

- a) 1/2
- b) 0
- c) 5/4
- d) 1
- e) 3/4
- f) 1/4

7) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- a) lose Q points
- b) no points awarded or lost
- c) lose 3 points
- d) win 1 point

- a) 1
- b) 1/4
- c) 5/4
- d) 3/4
- e) 1/2
- f) 0

9) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- a)
- b)
- c)
- d)
- e)

10) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) linear or elliptical
- b) linearly
- c) circular or linear
- d) circular or elliptical
- e) circular

### KEY:Bell:Bell2:V2 edit

Bell152874216227

1) A photon is polarized at 10° when it encounters a filter oriented at 100°. What is the probability that it is blocked?

- -a) 1/4
- -b) 3/4
- -c) 0
- -d) 1/2
- +e) 1

2) The β-strategy is a new strategy introduced in the couples version of the card game that calls for

- +a) Alice and Bob to always give different answers (one "even" while the other "odd")
- -b) None of these describes the β-strategy
- -c) Alice and Bob to always answer "odd"
- -d) Alice and Bob to always answer "even"
- -e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

3) A photon is polarized at 5° when it encounters a filter oriented at 65°. What is the probability that it is blocked?

- -a) 3/4
- -b) 1
- -c) 0
- +d) 1/4
- -e) 1/2

C(♠,♥) = ?

Assume the dots represent five observations.

- -a) −2/5
- -b) +1/5
- -c) 0
- -d) +2/5
- -e) +1
- +f) −1/5

5) Two black bodies of are created by cutting identical small holes in two large containers. The holes are oriented so that all the photons leaving one will enter the other. The objects have different temperature and different volume. Which object has the greater electromagnetic ("photon") energy density (energy per unit volume)?

- -a) No unique answer exists because two variables are involved (temperature and volume).
- -b) They have the same energy density (since the holes are identical).
- -c) The larger object has a greater energy density.
- +d) The hotter object has a greater energy density.

- -a) 1/2
- -b) 0
- -c) 5/4
- -d) 1
- -e) 3/4
- +f) 1/4

7) How much do the partners win or lose if Alice answers 4♠ to K♠ while Bob answers 4♥ to A♥?

- -a) lose Q points
- -b) no points awarded or lost
- +c) lose 3 points
- -d) win 1 point

- -a) 1
- -b) 1/4
- -c) 5/4
- -d) 3/4
- +e) 1/2
- -f) 0

9) Suppose the referee selects neutral scoring with What is the penalty if the probability of asking the same question is 0.5?

- -a)
- +b)
- -c)
- -d)
- -e)

10) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) linear or elliptical
- +b) linearly
- -c) circular or linear
- -d) circular or elliptical
- -e) circular

### Bell:Bell3:V0 edit

Bell152874216227

1) If you play the solitaire game 3 times, you will on average win ___ times.

- a) 4
- b) 2
- c) 5
- d) 3
- e) 1

2) If you play the solitaire game 6 times, you will on average lose ___ times.

- a) 5
- b) 3
- c) 2
- d) 6
- e) 4

3) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 12
- b) 6
- c) 16
- d) 22
- e) 8

4) For a binomial distribution with n trials, the variance is σ^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- a) 6
- b) 3
- c) 18
- d) 2
- e) 9

5) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 16
- c) 12
- d) 8
- e) 6

6) The normal distribution (often called a "bell curve") is never skewed

- a) True
- b) False

7) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- a) 3mW
- b) 8mW
- c) 4mW
- d) 6mW
- e) 9mW

8) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. A 12 mW laser strikes a polarizing filter oriented 30° to the incoming axis of polarization. How much power passes the filter?

- a) 8mW
- b) 6mW
- c) 9mW
- d) 4mW
- e) 3mW

9) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) linear or elliptical
- b) circular
- c) linearly
- d) circular or elliptical
- e) circular or linear

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- a) 8mW
- b) 6mW
- c) 4mW
- d) 3mW
- e) 9mW

12) Suppose both partners choose to answer "even" to any question that is asked. Why would such a strategy ever be adopted? (Assume for this question that )

- a) The partners might have cheated so much in the past that they need to lose a round.
- b) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- c) There is no reason for the partners to ever adopt this strategy
- d) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.
- e) Two of these reasons for this strategy might be valid

13) The α-strategy in the couples version of the card game is similar to the strategy introduced in the solitaire version, and calls for

- a) Alice and Bob to always answer "odd"
- b) None of these describes the α-strategy
- c) Alice and Bob to always answer "even"
- d) Alice and Bob to always give different answers (one "even" while the other "odd")
- e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

14) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- a) 1/2
- b) 1/4
- c) 3/4
- d) 0
- e) 1

15) A photon is polarized at 10° when it encounters a filter oriented at 40°. What is the probability that it is blocked?

- a) 3/4
- b) 0
- c) 1/4
- d) 1/2
- e) 1

- a) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- b) Evidence presented in 1800 that light is a wave.
- c) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- d) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf
- e) The transfer of energy and momentum of a high energy photon of a nearly free electron.

17) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- a) is reduced by a factor of 4
- b) is cut in half
- c) stays the same
- d) becomes 4 times as big
- e) becomes twice as big

- a) 0
- b) 1/4
- c) 1
- d) 1/2
- e) 3/4
- f) 5/4

- a) 3/4
- b) 1
- c) 1/2
- d) 0
- e) 5/4
- f) 1/4

P(♠,♥) = ?

Assume the dots represent five observations.

- a) 5/6
- b) 2/5
- c) 2/4=1/2
- d) 3/4
- e) 3/5

### KEY:Bell:Bell3:V0 edit

Bell152874216227

1) If you play the solitaire game 3 times, you will on average win ___ times.

- -a) 4
- +b) 2
- -c) 5
- -d) 3
- -e) 1

2) If you play the solitaire game 6 times, you will on average lose ___ times.

- -a) 5
- -b) 3
- +c) 2
- -d) 6
- -e) 4

3) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 12
- -b) 6
- +c) 16
- -d) 22
- -e) 8

4) For a binomial distribution with n trials, the variance is σ^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- -a) 6
- -b) 3
- -c) 18
- +d) 2
- -e) 9

^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- -b) 16
- -c) 12
- +d) 8
- -e) 6

6) The normal distribution (often called a "bell curve") is never skewed

- +a) True
- -b) False

7) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- +a) 3mW
- -b) 8mW
- -c) 4mW
- -d) 6mW
- -e) 9mW

8) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. A 12 mW laser strikes a polarizing filter oriented 30° to the incoming axis of polarization. How much power passes the filter?

- -a) 8mW
- -b) 6mW
- +c) 9mW
- -d) 4mW
- -e) 3mW

9) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) linear or elliptical
- -b) circular
- +c) linearly
- -d) circular or elliptical
- -e) circular or linear

10) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- -a) 8mW
- -b) 6mW
- -c) 4mW
- -d) 3mW
- +e) 9mW

12) Suppose both partners choose to answer "even" to any question that is asked. Why would such a strategy ever be adopted? (Assume for this question that )

- -a) The partners might have cheated so much in the past that they need to lose a round.
- -b) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- -c) There is no reason for the partners to ever adopt this strategy
- -d) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.
- +e) Two of these reasons for this strategy might be valid

13) The α-strategy in the couples version of the card game is similar to the strategy introduced in the solitaire version, and calls for

- -a) Alice and Bob to always answer "odd"
- -b) None of these describes the α-strategy
- -c) Alice and Bob to always answer "even"
- +d) Alice and Bob to always give different answers (one "even" while the other "odd")
- -e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

14) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- +a) 1/2
- -b) 1/4
- -c) 3/4
- -d) 0
- -e) 1

15) A photon is polarized at 10° when it encounters a filter oriented at 40°. What is the probability that it is blocked?

- +a) 3/4
- -b) 0
- -c) 1/4
- -d) 1/2
- -e) 1

- -a) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- -b) Evidence presented in 1800 that light is a wave.
- -c) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- +d) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf
- -e) The transfer of energy and momentum of a high energy photon of a nearly free electron.

17) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- -a) is reduced by a factor of 4
- -b) is cut in half
- -c) stays the same
- -d) becomes 4 times as big
- +e) becomes twice as big

- -a) 0
- -b) 1/4
- +c) 1
- -d) 1/2
- -e) 3/4
- -f) 5/4

- +a) 3/4
- -b) 1
- -c) 1/2
- -d) 0
- -e) 5/4
- -f) 1/4

P(♠,♥) = ?

Assume the dots represent five observations.

- -a) 5/6
- +b) 2/5
- -c) 2/4=1/2
- -d) 3/4
- -e) 3/5

### Bell:Bell3:V1 edit

Bell152874216227

1) Suppose both partners choose to answer "even" to any question that is asked. Why would such a strategy ever be adopted? (Assume for this question that )

- a) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- b) The partners might have cheated so much in the past that they need to lose a round.
- c) There is no reason for the partners to ever adopt this strategy
- d) Two of these reasons for this strategy might be valid
- e) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.

2) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. A 12 mW laser strikes a polarizing filter oriented 30° to the incoming axis of polarization. How much power passes the filter?

- a) 3mW
- b) 9mW
- c) 6mW
- d) 8mW
- e) 4mW

- a) 1/2
- b) 1/4
- c) 0
- d) 5/4
- e) 1
- f) 3/4

5) If you play the solitaire game 6 times, you will on average lose ___ times.

- a) 3
- b) 5
- c) 6
- d) 2
- e) 4

- a) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- b) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- c) Evidence presented in 1800 that light is a wave.
- d) The transfer of energy and momentum of a high energy photon of a nearly free electron.
- e) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf

7) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) linear or elliptical
- b) circular or elliptical
- c) linearly
- d) circular
- e) circular or linear

P(♠,♥) = ?

Assume the dots represent five observations.

- a) 5/6
- b) 2/4=1/2
- c) 3/4
- d) 2/5
- e) 3/5

9) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- a) 8mW
- b) 3mW
- c) 6mW
- d) 9mW
- e) 4mW

10) The normal distribution (often called a "bell curve") is never skewed

- a) True
- b) False

- a) 5/4
- b) 1
- c) 1/2
- d) 0
- e) 1/4
- f) 3/4

12) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 12
- c) 8
- d) 6
- e) 16

13) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- a) 3mW
- b) 8mW
- c) 6mW
- d) 9mW
- e) 4mW

14) If you play the solitaire game 3 times, you will on average win ___ times.

- a) 3
- b) 5
- c) 2
- d) 1
- e) 4

15) A photon is polarized at 10° when it encounters a filter oriented at 40°. What is the probability that it is blocked?

- a) 0
- b) 1
- c) 1/4
- d) 1/2
- e) 3/4

16) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- a) 1
- b) 1/4
- c) 1/2
- d) 0
- e) 3/4

17) The α-strategy in the couples version of the card game is similar to the strategy introduced in the solitaire version, and calls for

- a) None of these describes the α-strategy
- b) Alice and Bob to always answer "even"
- c) Alice and Bob to always give different answers (one "even" while the other "odd")
- d) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- e) Alice and Bob to always answer "odd"

18) For a binomial distribution with n trials, the variance is σ^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- a) 3
- b) 18
- c) 6
- d) 2
- e) 9

19) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- a) becomes twice as big
- b) becomes 4 times as big
- c) is reduced by a factor of 4
- d) is cut in half
- e) stays the same

20) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 8
- c) 6
- d) 12
- e) 16

### KEY:Bell:Bell3:V1 edit

Bell152874216227

1) Suppose both partners choose to answer "even" to any question that is asked. Why would such a strategy ever be adopted? (Assume for this question that )

- -a) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- -b) The partners might have cheated so much in the past that they need to lose a round.
- -c) There is no reason for the partners to ever adopt this strategy
- +d) Two of these reasons for this strategy might be valid
- -e) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.

2) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. A 12 mW laser strikes a polarizing filter oriented 30° to the incoming axis of polarization. How much power passes the filter?

- -a) 3mW
- +b) 9mW
- -c) 6mW
- -d) 8mW
- -e) 4mW

- -a) 1/2
- -b) 1/4
- -c) 0
- -d) 5/4
- +e) 1
- -f) 3/4

5) If you play the solitaire game 6 times, you will on average lose ___ times.

- -a) 3
- -b) 5
- -c) 6
- +d) 2
- -e) 4

- -a) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- -b) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- -c) Evidence presented in 1800 that light is a wave.
- -d) The transfer of energy and momentum of a high energy photon of a nearly free electron.
- +e) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf

7) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) linear or elliptical
- -b) circular or elliptical
- +c) linearly
- -d) circular
- -e) circular or linear

P(♠,♥) = ?

Assume the dots represent five observations.

- -a) 5/6
- -b) 2/4=1/2
- -c) 3/4
- +d) 2/5
- -e) 3/5

9) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- -a) 8mW
- +b) 3mW
- -c) 6mW
- -d) 9mW
- -e) 4mW

10) The normal distribution (often called a "bell curve") is never skewed

- +a) True
- -b) False

- -a) 5/4
- -b) 1
- -c) 1/2
- -d) 0
- -e) 1/4
- +f) 3/4

12) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- -b) 12
- -c) 8
- -d) 6
- +e) 16

13) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- -a) 3mW
- -b) 8mW
- -c) 6mW
- +d) 9mW
- -e) 4mW

14) If you play the solitaire game 3 times, you will on average win ___ times.

- -a) 3
- -b) 5
- +c) 2
- -d) 1
- -e) 4

- -a) 0
- -b) 1
- -c) 1/4
- -d) 1/2
- +e) 3/4

16) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- -a) 1
- -b) 1/4
- +c) 1/2
- -d) 0
- -e) 3/4

17) The α-strategy in the couples version of the card game is similar to the strategy introduced in the solitaire version, and calls for

- -a) None of these describes the α-strategy
- -b) Alice and Bob to always answer "even"
- +c) Alice and Bob to always give different answers (one "even" while the other "odd")
- -d) Alice and Bob to sometimes give different answers (one "even" while the other "odd")
- -e) Alice and Bob to always answer "odd"

18) For a binomial distribution with n trials, the variance is σ^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- -a) 3
- -b) 18
- -c) 6
- +d) 2
- -e) 9

19) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- +a) becomes twice as big
- -b) becomes 4 times as big
- -c) is reduced by a factor of 4
- -d) is cut in half
- -e) stays the same

20) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- +b) 8
- -c) 6
- -d) 12
- -e) 16

### Bell:Bell3:V2 edit

Bell152874216227

P(♠,♥) = ?

Assume the dots represent five observations.

- a) 3/5
- b) 2/4=1/2
- c) 5/6
- d) 2/5
- e) 3/4

3) A photon is polarized at 10° when it encounters a filter oriented at 40°. What is the probability that it is blocked?

- a) 1/2
- b) 3/4
- c) 1/4
- d) 0
- e) 1

4) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- a) circular
- b) linearly
- c) circular or elliptical
- d) circular or linear
- e) linear or elliptical

- a) 1/4
- b) 3/4
- c) 5/4
- d) 1
- e) 1/2
- f) 0

6) If you play the solitaire game 6 times, you will on average lose ___ times.

- a) 3
- b) 6
- c) 5
- d) 2
- e) 4

7) The normal distribution (often called a "bell curve") is never skewed

- a) True
- b) False

8) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field. A 12 mW laser strikes a polarizing filter oriented 30° to the incoming axis of polarization. How much power passes the filter?

- a) 9mW
- b) 6mW
- c) 8mW
- d) 3mW
- e) 4mW

9) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- a) 3/4
- b) 1
- c) 1/4
- d) 1/2
- e) 0

10) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 16
- c) 8
- d) 6
- e) 12

11) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- a) 22
- b) 12
- c) 16
- d) 8
- e) 6

12) Suppose both partners choose to answer "even" to any question that is asked. Why would such a strategy ever be adopted? (Assume for this question that )

- a) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- b) There is no reason for the partners to ever adopt this strategy
- c) Two of these reasons for this strategy might be valid
- d) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.
- e) The partners might have cheated so much in the past that they need to lose a round.

13) The α-strategy in the couples version of the card game is similar to the strategy introduced in the solitaire version, and calls for

- a) None of these describes the α-strategy
- b) Alice and Bob to always give different answers (one "even" while the other "odd")
- c) Alice and Bob to always answer "even"
- d) Alice and Bob to always answer "odd"
- e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

- a) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf
- b) The transfer of energy and momentum of a high energy photon of a nearly free electron.
- c) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- d) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- e) Evidence presented in 1800 that light is a wave.

15) If you play the solitaire game 3 times, you will on average win ___ times.

- a) 3
- b) 4
- c) 2
- d) 1
- e) 5

16) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- a) is cut in half
- b) is reduced by a factor of 4
- c) becomes twice as big
- d) becomes 4 times as big
- e) stays the same

- a) 0
- b) 3/4
- c) 1/4
- d) 5/4
- e) 1
- f) 1/2

18) For a binomial distribution with n trials, the variance is σ^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- a) 2
- b) 18
- c) 3
- d) 6
- e) 9

19) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- a) 6mW
- b) 9mW
- c) 3mW
- d) 4mW
- e) 8mW

20) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- a) 4mW
- b) 3mW
- c) 6mW
- d) 9mW
- e) 8mW

### KEY:Bell:Bell3:V2 edit

Bell152874216227

P(♠,♥) = ?

Assume the dots represent five observations.

- -a) 3/5
- -b) 2/4=1/2
- -c) 5/6
- +d) 2/5
- -e) 3/4

3) A photon is polarized at 10° when it encounters a filter oriented at 40°. What is the probability that it is blocked?

- -a) 1/2
- +b) 3/4
- -c) 1/4
- -d) 0
- -e) 1

4) Hold a pendulum a moderate distance from equilibrium and release it by tossing it in a direction parallel to the displacement of the mass from equilibrium. The resulting polarization will be ____ (pick the best answer)

- -a) circular
- +b) linearly
- -c) circular or elliptical
- -d) circular or linear
- -e) linear or elliptical

- -a) 1/4
- -b) 3/4
- -c) 5/4
- +d) 1
- -e) 1/2
- -f) 0

6) If you play the solitaire game 6 times, you will on average lose ___ times.

- -a) 3
- -b) 6
- -c) 5
- +d) 2
- -e) 4

7) The normal distribution (often called a "bell curve") is never skewed

- +a) True
- -b) False

- +a) 9mW
- -b) 6mW
- -c) 8mW
- -d) 3mW
- -e) 4mW

9) A photon is polarized at 5° when it encounters a filter oriented at 50°. What is the probability that it is blocked?

- -a) 3/4
- -b) 1
- -c) 1/4
- +d) 1/2
- -e) 0

^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 40 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- -b) 16
- +c) 8
- -d) 6
- -e) 12

11) Recall that only 4.6% of the outcomes for a normal distribution lie outside of two standard deviations from the mean, and approximate the binomial distribution as normal for large numbers. If the variance is σ^{2}=np(1-p) where n is the number of trials and p=.11 is the probability of a positive outcome for 90 trials, roughly 98% of the outcomes will be smaller than approximately __

- -a) 22
- -b) 12
- +c) 16
- -d) 8
- -e) 6

- -a) Both partners agree that there is a 90% chance that the two question cards will have the same suit.
- -b) There is no reason for the partners to ever adopt this strategy
- +c) Two of these reasons for this strategy might be valid
- -d) One partner might announce that all answers will be "even", while the other is certain that the both question cards will have the same suit.
- -e) The partners might have cheated so much in the past that they need to lose a round.

- -a) None of these describes the α-strategy
- +b) Alice and Bob to always give different answers (one "even" while the other "odd")
- -c) Alice and Bob to always answer "even"
- -d) Alice and Bob to always answer "odd"
- -e) Alice and Bob to sometimes give different answers (one "even" while the other "odd")

- +a) A system similar to the one that led to the 1901 proposal that light energy is quantized as integral multiples of hf
- -b) The transfer of energy and momentum of a high energy photon of a nearly free electron.
- -c) Photons striking metal and ejecting electrons (photo-electric effect explained in 1905)
- -d) Diffraction observed in light so faint that photons seemed to have no mechanism to interact with each other (observed in 1909)
- -e) Evidence presented in 1800 that light is a wave.

15) If you play the solitaire game 3 times, you will on average win ___ times.

- -a) 3
- -b) 4
- +c) 2
- -d) 1
- -e) 5

16) If the wavelength *λ* associated with a photon is cut in half, the photon's energy *E*

- -a) is cut in half
- -b) is reduced by a factor of 4
- +c) becomes twice as big
- -d) becomes 4 times as big
- -e) stays the same

- -a) 0
- +b) 3/4
- -c) 1/4
- -d) 5/4
- -e) 1
- -f) 1/2

^{2}=np(1-p). If 40 trials are observed, then 68% of the time the observed number of positive outcomes will fall within ±___ of the expected value if p=.11 is the probability of a positive outcome. Make the approximation that this binomial distribution is approximately a Gaussian (normal) distribution).

- +a) 2
- -b) 18
- -c) 3
- -d) 6
- -e) 9

19) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is blocked by the filter?

- -a) 6mW
- +b) 9mW
- -c) 3mW
- -d) 4mW
- -e) 8mW

20) A linear polarizer selects a component of the electric field. Also, the energy density of light is proportional to the square of the electric field.A 12 mW laser strikes a polarizing filter oriented 60° to the incoming axis of polarization. How much power is passed by the filter?

- -a) 4mW
- +b) 3mW
- -c) 6mW
- -d) 9mW
- -e) 8mW