(Answered) Suppose a sample of 14 adult males has mean height of 70

Statistics

Suppose a sample of 14 adult males has mean height of 70 inches with a standard deviation of 2.9 inches. If we assume that the height of adult males in the US are normally distributed find the 99% confidence interval for the mean height of all US males.

What Is the lower limit of the confidence interval?

What is the upper limit of the confidence interval?

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