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Biology, 25.11.2019 21:31 dxnimxriee
Assume that the mean length of a human pregnancy is 268 days with a standard deviation of 9 days. what percentage of human pregnancies do we expect to last no more than 260 days?
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Assume that the mean length of a human pregnancy is 268 days with a standard deviation of 9 days. wh...
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