Question

An extensive survey reveals that the heights of men in a certain country are normally distributed, with mean h bar = 69 in. and standard deviation sigma_h = 2 in. In a random sample of 1, 000 men, A. how many would you expect to have a height between 67 in. and 71 in. B. how many would you expect to have a height more than 71 in. C. how many would you expect to have a height more than 75 in. D. how many would you expect to have a height between 65 in. and 67 in.

Answer 1

(195-171) 2 0e 00 tpiven. 0900 1000 I1 00 2. 2 1200 2 13 00 2 Then 14.00 , 6824 15 00 2. 17 00 : P/ X 1800 0 0013 19 00 2