Problem 8. According to a National Health Survey, American men's heights are normally distributed with a mean given by u - 69.7 inches and a standard deviation given by o = 2.8 inches. Hint: Use https://davidmlane.com/hyperstat/z. table.html a). If a man is randomly selected, find the probability that his height is more 72 inches. (10 pints) b). If a man is randomly selected, find the probability that his height is between 68 and 72 inches. (10 points)