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Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean p = 152 days and standard deviation o =
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean p = 152 days and standard deviation o = 10 days.C[d] What is the probability that a random sample of 50 pregnancies has a mean gestation period of 149 days or less? The probability that the mean of a random sample of El] pregnancies is less than 149 days is approximately (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and ll in the answer box within your choice. (Round to the nearest integer as needed.) 0 A- It 100 independent random samples of size n = 50 pregnancies were obtained from this population, we would expect 0 B- It 100 independent random samples of size n = 50 pregnancies were obtained from this population, we would expect 0 C- It 100 independent random samples of size n = 50 pregnancies were obtained from this population, we would expect sample[s} to have a sample mean of 149 days or more. sample[s} to have a sample mean of exactly 149 days. sample[s} to have a sample mean of 149 days or less
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