The pregnancy length in days for a population of new mothers can be approximated by a normal distribution with a mean of 267 days and a standard deviation of 11 days. (a) What is the minimum...

The pregnancy length in days for a population of new mothers can be approximated by a normal distribution with a mean of

267 days and a standard deviation of 11 days.

(a) What is the minimum pregnancy length that can be in the top

10% of pregnancy lengths?

(b) What is the maximum pregnancy length that can be in the bottom 3% of pregnancy lengths?

Jun 02, 2022

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