SOLUTION: the lenghts of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. A baby is premature if born 3 weeks early. What percentag
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Question 376281: the lenghts of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. A baby is premature if born 3 weeks early. What percentage of babies are born prematurely? Answer by robertb(5830) (Show Source):
