Question: A random sample of 100 individuals finds a sample mean value of 22 and sample standard deviation of 3. What is the 99% confidence interval

A random sample of 100 individuals finds a sample mean value of 22 and sample standard deviation of 3. What is the 99% confidence interval for the population mean?

A random sample of 100 individuals finds a sample mean value of 22 and sample standard deviation of 3. What is the 99% confidence interval for the population mean?

D. [21.30 , 22.70]

B. [21.07 , 22.93]

C. [21.01, 22.99]

A. [21.23 , 22.77]

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