Normally distributed with a mean

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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.

Reference no: EM131660315

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