The mean height of men is 69 in with SD of 3 in You may assu

The mean height of men is 69 in with SD of 3 in. You may assume the men\'s heights are normally distributed.

a. what is the probability of a randomely selected man being shorter than 63 in?

b. Among groups of 23 men, what is the expected average height and standard deviation?

c.suppose 23 random men have mean height of 70 in. what percentile is this relative to other groups of size 23?

d. what is the probability of a group of 23 men having a mean height less than 63 in?

Solution