Standard Deviation question
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orggljbat87
Mathematics
Description
A population has a mean of 78 with a standard deviation of 9.8
a.) What is the probability that one element of the population selected at random is between 72 and 91?
b.) What is the probability that a random sample of 36 from this population has a sample mean between 77 and 79?
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Argosy University Statistics Discussion
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