Question: Use the data in Problem 8.53 to construct a 99% confidence interval to estimate the population variance for the number of diapers used during a

Use the data in Problem 8.53 to construct a 99% confidence interval to estimate the population variance for the number of diapers used during a 24-hour period for one-month-olds. How could information about the population variance be used by a manufacturer or marketer in planning?

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