Question: 23. How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10? Assume that the population

23. How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10? Assume that the population standard deviation is 40.

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23. How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10? Assume that the population standard deviation is 40.

Methods 23. How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10 ? Assume that the population standard deviation is 40

23. How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10? Assume that the population standard deviation is 40.

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