Beware the pushy fish-eater



  1. Write at least two conditional probability statements of the form Pr (A|B) = x from the information given in this article. Be sure to define events A and B carefully.
  2. The following information was obtained from John West Foods: The sample size was 250, half men and half women. When the data were subdivided by responses to items asking about fish eating habits (4 categories) and feelings about ambition (4 categories), the numbers in each were much smaller. In fact for males there were SIX who ate fish frequently, of whom FOUR considered themselves more ambitious than others.

    Explain how these numbers could have been used to make the claim in the second paragraph.
  3. From the information in Question 2, what warning would you give people planning surveys?



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