The table refers to a survey of senior high school students in Dayton, Ohio. It cross-tabulates whether
Question:
a. Describe the strength of association by using the difference between users and nonusers of cigarettes in the proportions who have used alcohol. Interpret.
b. Describe the strength of association by using the relative risk of using alcohol, comparing those who have used or not used cigarettes. Interpret.
c. Find the odds of having used alcohol for users and nonusers of cigarettes. Interpret each. Then, describe the strength of association, using the odds ratio.
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321997838
4th Edition
Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg
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