Question: A simple random sample of size n equals 40 n=40 is drawn from a population. The sample mean is found to be x overbar equals

A simple random sample of size n equals 40

n=40 is drawn from a population. The sample mean is found to be x overbar equals 120.9

x=120.9 and the sample standard deviation is found to be s equals 13.2

s=13.2. Construct a99% confidence interval for the population mean.

The lower bound is

nothing

.

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