Women's heights are normally distributed with mean 63.7inches and standard deviation of 2.5 inches A social organization for tall people has a requirement that women must be at least 70 inches tall W?

2026-03-29 03:20

first z=70-63.7/2.5 = 2.52

then use: P(z<2.52) = .9941 this is found on the positive z score chart

next subtract 1-.9941 = .0059

lastly convert to a percentage so the answer is .59%

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