Seat belt use: planning a study. How large a sample would be needed to obtainmargin of
Chapter 0, Problem 20.34(choose chapter or problem)
Seat belt use: planning a study. How large a sample would be needed to obtainmargin of error 0.05 in the study of seat belt use among Hispanic females? Usethe p from Exercise 20.31 as your guess for the unknown p.
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