SOLUTION: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean equals μ=221 days and standard deviation σ=12 days.
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-> SOLUTION: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean equals μ=221 days and standard deviation σ=12 days.
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Question 1083585: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean equals μ=221 days and standard deviation σ=12 days.
What is the probability that a randomly selected pregnancy lasts less than 217 days? Answer by Boreal(15235) (Show Source):
