Question

A population has a mean of 200 and a standard deviation of 50. Suppose a simple random sample of size 100 is selected and is used to estimate μ.
a. What is the probability that the sample mean will be within 5 of the population mean?
b. What is the probability that the sample mean will be within 10 of the population mean?


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  • CreatedSeptember 20, 2015
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