Suppose that population of heights of male college students is approximately normally distributed with mean m of 70.07 inches and standard deviation s of 6.48 inches. A random sample of 93 heights is obtained. Show all work.
(A) Find P(x>70.75)
(B) Find the mean and standard error of the xbar distribution
(C) Find P(xbar>70.75)
(D) Why is the formula required to solve (A) different than (C)?