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]
