Question: A random sample of n 16 is drawn from a normally distributed population with a known standard deviation of e3.2. The sample mean is

A random sample of n 16 is drawn from a normally distributed population with a known standard deviation of e3.2. The sample mean is 38.5. What is the 99.5% confidence interval for the population mean? a(3762, 39.38) Ob (16.74, 40.26) (16.25, 40,75) (37.13, 3987)

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