Mathematics, 18.07.2020 22:01 shayambros
Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean µ= 136 days and standard deviation σ = 14 days.
Required:
a. What is the probability that a randomly selected pregnancy lasts less than 201 days?
b. What is the probability that a random sample of 16 preganacies has a mean geatation period of 201 days or less?
c. What is the probability that a random sample of 37 preganacies has a mean geatation period of 201 days or less?
Answers: 1
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Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed wi...
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