Suppose that you are analyzing one of the hundreds of statistical studies linking smoking with lung cancer.
Question:
a. Explain how you know that the data are observational.
b. Is there another interpretation of the statistics other than the obvious one that smoking cause’s lung cancer? If so, what is it? (Students who produce the best answers will be eligible for a job in the public relations department of a tobacco company.)
c. Is it possible to conduct a controlled experiment to produce data that address the question of the relationship between smoking and lung cancer? If so, describe the experiment.
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Related Book For
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
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