Question

In: Statistics and Probability

In a survey of 2199 adults in a recent​ year, 1339 say they have made a...

In a survey of 2199 adults in a recent​ year, 1339 say they have made a New​ Year's resolution.

Construct​ 90% and​ 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.

The​ 90% confidence interval for the population proportion p ( ), (    )

​(Round to three decimal places as​ needed.)

The 95% confidence interval for the population proportion p (    ), (    )

Solutions

Expert Solution

Let p denotes the true proportion of people who say they have made a New​ Year's resolution.


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