Mathematics, 27.07.2019 03:10 keldrickking
The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days.
a. find the probability of a pregnancy lasting 309 days or longer.
b. if the length of pregnancy is in the lowest 4%, then the baby is premature. find the length that separates premature babies from those who are not premature.
Answers: 2
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The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation...
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