The GPAs of all 5540 students enrolled at a university have an approximately normal distribution with a
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The GPAs of all 5540 students enrolled at a university have an approximately normal distribution with a mean of 3.02 and a standard deviation of .29. Let x̅ be the mean GPA of a random sample of 48 students selected from this university. Find the mean and standard deviation of x̅, and comment on the shape of its sampling distribution.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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