In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 67.2 inches and a standard deviation of 4.0 inches. A study participant is randomly selected. Complete parts (a) through (d) below

(a) Find the probability that a study participant has a height that is less than 67

The probability that the study panticipant selected at random is less than 67 tall is

(b). Find the probability that a study participant has a height that is between 67 and 70 inches.

The probability the study participant selected at random is between 67 and 70 inches tall is

(c) Find the probability that a study participant has a height that is more than 70inches

The probability that the study participant selected at random is more than 70 inches tall is