Using the data from this poll test the claim that the, Basic Statistics

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Using the data from this poll test the claim that the

Do you enjoy driving your car? The Pew Research Center polled n = 1048 U.S. drivers and found that 69% enjoyed driving their automobiles.

(a) Construct a 95% confidence interval for the proportion of U.S. drivers who enjoy driving their automobiles.

(b) In 1991, a Gallup Poll reported this percent to be 79%. Using the data from this poll, test the claim that the percent of drivers who enjoy driving their cars has declined since 1991. Report the large-sample z statistic and its P-value.

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Basic Statistics: Using the data from this poll test the claim that the

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Basic Statistics: Using the data from this poll test the claim that the

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