A population of values has a normal distribution with 77 and

Last updated: 4/8/2023

A population of values has a normal distribution with 77 and 95 1 a Find the probability that a single randomly selected value is between 39 3 and 75 2 Round your answer to four decimal places P 39 3 X 75 2 b Find the probability that a randomly selected sample of size n 28 has a mean between 39 3 and 75 2 Round your answer to four decimal places P 39 3 M 75 2