Mathematics, 04.12.2019 07:31 quincytonia
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 308 days or longer.
b) if the length of pregnancy is in the lowest 22? %, then the baby is premature.
find the length that separates premature babies from those who are not premature.
a) the probability that a pregnancy will last 308 days or longer is?
b) babies who are born on or before days are considered premature
Answers: 3
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