The results of a Newsweek poll concerning views on abortion given in Exercise 7.66 showed that of

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The results of a Newsweek poll concerning views on abortion given in Exercise 7.66 showed that of n = 1002 adults, 39% favored the “right-to-life” stand, while 53% were “pro-choice.” The poll reported a margin of error of plus or minus 3%.

a. Construct a 90% confidence interval for the proportion of adult Americans who favor the “right-to-life” position.

b. Construct a 90% confidence interval for the proportion of adult Americans who favor the “pro-choice” position.

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Introduction To Probability And Statistics

ISBN: 9780495389538

13th Edition

Authors: William Mendenhall, Robert J. Beaver, Barbara M. Beaver

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