Posted by Tommy7 on .
Consider the approximately normal population of heights of male college students with mean ì = 69 inches and standard deviation of ó = 4.6 inches. A random sample of 25 heights is obtained.
(b) Find the proportion of male college students whose height is greater than 69 inches. (Give your answer correct to four decimal places.)
.8212
(e) Find P(x > 70). (Give your answer correct to four decimal places.)
0.8212 .
(f) Find P(x < 67). (Give your answer correct to four decimal places.)
.8211

math check 
Tommy7,
Don't need to waste your time on working this, already to late.