2. A sample of 38 data observations has a sample mean 0.0328. If an experimenter wishes to use a "known" value o = 0.015 for the population standard deviation, construct an appropriate 99% confidence...

Extracted text: 2. A sample of 38 data observations has a sample mean 0.0328. If an experimenter wishes to use a "known" value o = 0.015 for the population standard deviation, construct an appropriate 99% confidence interval for the population mean µ.