Mathematics, 26.03.2020 05:25 googoomylizard

Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean j = 155 days and standard deviation o = 13 days.
Complete parts (a) through ( below.
(a) What is the probability that a randomly selected pregnancy lasts less than 151 days?
The probability that a randomly selected pregnancy lasts less than 151 days is approximately
(Round to four decimal places as needed.)

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Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed wi...