Mathematics

22 June, 02:45

Assume that women's heights are normally distributed with a mean given by mu equals 64.5 in , and a standard deviation given by sigma equals 2.3 in.

(a) If 1 woman is randomly selected, find the probability that her height is less than 65 in.

(b) If 46 women are randomly selected, find the probability that they have a mean height less than 65 in.

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