Question: Suppose the officials in the city or town where you
Suppose the officials in the city or town where you live would like to ask questions of a “representative sample” of the adult population. Explain some of the characteristics this sample should have. For example, would it be sufficient to include only homeowners?
Answer to relevant QuestionsSuppose you have 20 tomato plants and want to know if fertilizing them will help them produce more fruit. You randomly assign 10 of them to receive fertilizer and the remaining 10 to receive none. You otherwise treat the ...A news headline read, “Study finds walking a key to good health: Six brisk outings a month cut death risk.” Comment on what type of study you think was done and whether this is a good headline. A study reported in the May 17, 2012, issue of The New England Journal of Medicine followed people for an average of 13 years and found that people who consumed two or more cups of coffee a day were less likely to die during ...Explain why news reports should give the extent or size of the claimed effects or differences from a study instead of just reporting that an effect or difference was found. Suppose a tobacco company is planning to fund a telephone survey of attitudes about banning smoking in restaurants. In each of the following phases of the survey, should the company disclose who is funding the study? Explain ...
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