A6-pack of undershirts cost 13.98.this is 3.96 less then the cost of buying 6 individual shirts. if each undershirt costs the same amount how much does each undershirt cost when purchased individually?

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?