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Asked Nov 9, 2019
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#10   Write the following in inequality notation, interval notation and graph the interval.

The confidence interval estimate of a population proportion has been found to be 0.4224+- .11

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Expert Answer

Step 1

From the given information, the confidence interval of a population proportion has been found to be 0.4224±0.11.

 

Inequality notation: 0.3124≤p≤0.5324

 

0.4224-0.11≤p≤0.4224+0.11=0.3124...

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