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Mathematics, 27.08.2019 17:20 Joseph8439

In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.3 inches and a standard deviation of 3.0 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 66 inches. the probability that the study participant selected at random is less than 66 inches tall is __
? (round to four decimal places as? needed.)
(b) find the probability that a study participant has a height that is between 66 and 71 inches. the probability that the study participant selected at random is between 66 and 71 inches tall is
? (round to four decimal places as? needed.)
? (c) find the probability that a study participant has a height that is more than 71 inches. the probability that the study participant selected at random is more than 71inches tall is
? (round to four decimal places as? needed.)
? (d) identify any unusual events. explain your reasoning. choose the correct answer below.

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