(a) Heights of aduit men between 18 and 34 years of age are normally distribured with mean 691 inches and standard deviation 292 inches One requirement for enilstment in the military is that men must stand between 60 and 80 inches tall Find the probability that a randomily elected man meets the height requirement for military service (b) The lengths of time taken by students on an algebra proficiency exam (if not forced to stop before completing in) are normaliy distributed with mean 35 minutes and standard devation 2.5 minutes Find the proportion of students who will finish the exam if a 40 -minute time imit is set