Ask four friends to tell you their most amazing coincidence story. Use the material in this chapter to assess how surprising each of the stories is to you. Pick one of the stories, and try to approximate the probability of that specific event happening to your friend.
Answer to relevant QuestionsConduct a survey in which you ask 20 people the two scenarios presented in Thought Question 5 at the beginning of this chapter and discussed in Section 17.5. Record the percentage who choose alternative A over B and the ...The United States Census Bureau, Statistical Abstract of the United States 1999 (p. 877) contains a table listing median family income for each year from 1947 to 1997. The incomes are presented “in current dollars” and ...A paperback novel cost $ 3.49 in 1981, $ 6.99 in 1995, and $ 14.00 in 2013. Compute a “paperback novel price index” for 1995 and 2013 using 1981 as the base year. In words that can be understood by someone with no ...Use the Rule for Sample Means to explain why it is desirable to take as large a sample as possible when trying to estimate a population value. In Case Study 19.1, we learned that about 56% of American adults actually voted in the presidential election of 1992, whereas about 61% of a random sample claimed that they had voted. The size of the sample was not ...
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