Assume that? women's heights are normally distributed with a mean given by mu equals 63.3 in and a standard deviation given by sigma equals 2.7 in.
(a) If 1 woman is randomly? selected, find the probability that her height is less than 64in.
?(?a)The probability is approximately . 6026
?(b) If 38women are randomly? selected, find the probability that they have a mean height less than 64 in.
?(b) The probability is approximately _____?
64-63.3/.44=1.5909
Please explain the next step to get answer.