Question: Use6.82days as a planning value for the population standard deviation. a. Assuming95% confidence, what sample size would be required to obtain a margin of error

Use6.82days as a planning value for the population standard deviation.

a.Assuming95% confidence, what sample size would be required to obtain a margin of error of1.5 days? Do not round intermediate calculations. Round your answer up to the nearest whole number.

b.If the precision statement was made with90% confidence, what sample size would be required to obtain a margin of error of2days? Do not round intermediate calculations. Round your answer up to the nearest whole number.

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