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Web Science/Part2: Emerging Web Properties/How big is the World Wide Web/A simplistic descriptive model

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A simplistic descriptive model

Learning goals

  1. understand that only the model is described.
  2. description of the model can be used for interpretation.
  3. within the descriptive model one chooses measures to describe the object of study.
  4. understand the notion of a modelling choice
  5. be able to criticise a descriptive model and the modelling choices

Video

Quiz

1 Of How many words consists the following sentence: "John F. Kennedy visited New York."

3
4
5
6
The correct answer depends on the modelling choice that are not further specified here
all of the above are possible

2 Assuming sentences end with punctuation signs and everything between two successive whitespaces is considered a word. How many sentences and words can be counted in the following sequence: "John F. Kennedy visited New York"

1 Sentence with 6 words.
1 Sentence with 5 words.
2 Sentences with two words in the first sentence and 4 words in the second one
2 Sentences with two words in the first sentence and 3 words in the second one

3 You want to measure the size of the Simple English Wikipedia by counting words. Which of the following are strong assumptions creating an impact on the result?

Wikipedia is identical to the crawling of it
Words are separated by White space
all pages are reached by the crawler
The size should be measured in Byte


Further reading

  1. Descriptive statistics

Discussion

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