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Asked Dec 14, 2019
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Assume that you want to construct a​ 95% confidence interval estimate of a population mean. Find an estimate of the sample size needed to obtain the specified margin of error for the​ 95% confidence interval. The sample standard deviation is given. Margin of​ error, E=6.1 ​grams; sample standard​ deviation, s=65.6 grams The required sample size is __.

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Expert Answer

Step 1

From the given information,

Sample standard deviation (s) = 65.6

Margin of...

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