In Exercises 55 60, find the indicated probabilities and interpret the results. If
Chapter 5, Problem 60(choose chapter or problem)
In Exercises 55 60, find the indicated probabilities and interpret the results. If convenient, use technology to find the probabilities.The mean annual salary for parole officers is about $50,830. A randomsample of 50 parole officers is selected. What is the probability that themean annual salary of the sample is (a) less than $50,000 and (b) more than$53,500? Assume s = $8520. (Adapted from Salary.com)
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