Elephants are the mammals with the longest gestation period. One species of elephant has a mean gestation period of 635 days and a standard deviation of 63 days. Assume that a random sample of 42 elephants was taken. four decimal space) What is the probability that sample mean gestation period is above 650 days? (round your answer a. 0.9332 O b. 0.0618 c. 0.9382 d. 0.0668

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