UCF students pay an average of 1,243 dollars for books. The standard deviation of costs of books is sigma = 108 dollars.
Posted: Mon Jul 11, 2022 11:42 am
UCF students pay an average of 1,243 dollars for books. The standard deviation of costs of books is sigma = 108 dollars. Select 36 UCF students at random. Find the probability that the mean cost of books of 36 students exceeds 1,243 + 1.96 108/6.