Question
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean mu equals 136 days =136days and standard deviation sigma
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean mu equals 136 days
=136days and standard deviation sigma equals 11 days
=11days. Complete parts(a) through(f) below.
(d) What is the probability that a random sample of 48
48 pregnancies has a mean gestation period of 132
132 days orless?
The probability that the mean of a random sample of 48
48 pregnancies is less than 132
132 days is approximately ______ <- thats the answer I need.
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Transportation A Global Supply Chain Perspective
Authors: John J. Coyle, Robert A. Novak, Brian Gibson, Edward J. Bard
8th edition
9781305445352, 1133592961, 130544535X, 978-1133592969
