Question: A researcher collected sample data from 9 middle aged women. The sample had a mean serum cholesterol level measured in milligrams per 100 milliliters of

A researcher collected sample data from 9 middle aged women. The sample had a mean serum cholesterol level measured in milligrams per 100 milliliters of 188.6, with a standard deviation of 5.6. Assuming that serum cholesterol levels for middle aged women are normally distributed, find a 99% confidence interval for the mean serum cholesterol level of all women in this age group.

Give Lower and upper limit of the 99% confidence interval.

Round your answer to 1 decimal place

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