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} Find and compare the answers to the following two questions; explain why your answers are the same or different.1) One individual is selected at random from the population.What range of test scores is reasonable to expect for this person? 2) A sample of 100 individuals is selected at random from the population.What range of average test scores is reasonable to expect for this group?
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