The lengths of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. Find the probability of a pregnancy lasting less than 250 days.
A) 0.0066.
B) 0.0606.
C) 0.1151.
D) 0.1591.
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Home » Mathematics » The lengths of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. Find the probability of a pregnancy lasting less than 250 days. A) 0.0066. B) 0.0606. C) 0.1151. D) 0.1591.