Adult male height is normally distributed with a mean of 69.2 inches and a standard deviation of 2.31 inches. a) If an adult male is randomly selected, what is the probability that the adult male has...

Adult male height is normally distributed with a mean of 69.2 inches and a standard deviation of 2.31 inches.



a)If an adult male is randomly selected, what is the probability that the adult male has a height greater than 67.3 inches? Round your final answer to four decimal places.







b)If 49 adult male are randomly selected, what is the probability that they have a mean height greater than 70 inches? Round your final answer to four decimal places.