Essay
For Questions , use the following narrative
Narrative: Test scores
Suppose that test scores on a particular exam have a mean of 77 and standard deviation of 5, and that they have a bell-shaped curve.
-{Test scores narrative} Suppose that the test scores are not bell-shaped, but are skewed to the right.You want to take a random sample and estimate the average test scored for this population.You want to be able to use the rule of sample means to interpret your results in this case.Under what (if any) conditions is this possible?
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