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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

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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 V margin of error for the 95% confidence interval. The sample standard deviation is given. Margin of error, E =6.2 grams; sample standard deviation, s = 79.4 grams The required sample size is (Round up to the nearest whole number.) 13

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