The manager of a large company is interested in the commute…

The manager of a large company is interested in the commute times of her employees. She randomly selects 32 employees and finds an average commute time of 25 minutes, with a standard deviation of 5 minutes. (When needed, round to 3 decimals.)   a. What is the point estimate of the population mean commute time? [a] b. Construct a 90% confidence interval for the population mean commute time for this company’s employees (input your interval as “(a, b)”, where a is the lower limit and b is the upper limit of the interval) [b] c. Interpret the interval from part a (write out a sentence and be specific): We are 90% confident that [c]