Question: A 99% confidence interval (in inches) for the mean height of a population is 65.2 < μ < 66.8. This result is based on a sample size of 144. Construct a 95% confidence interval.

a. You will first need to find the sample mean and sample standard deviation based on the confidence interval given. (5 points)

b. Use the values you found in part a to calculate the 95% confidence interval. (5 points)