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Mathematics, 29.07.2020 22:01 jadahilbun01

Lengths of pregnancies (in humans) have a mean of 267.6 days and a standard deviation of 15.4 days. A woman tracked her pregnancy and found it to be 309 days. Find the z score for 309 days. Is such a length unusual?

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Lengths of pregnancies (in humans) have a mean of 267.6 days and a standard deviation of 15.4 days....
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