Fr random samples of size n 25 selected from a normal


For random samples of size n = 25 selected from a normal distribution with a mean of m = 50 and a standard deviation of s =20, find each of the following:

a. The range of sample means that defines the middle 95% of the distribution of sample means.

b. The range of sample means that defines the middle 99% of the distribution of sample means.

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Basic Statistics: Fr random samples of size n 25 selected from a normal
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