(Answered) The average salary for a certain profession is 75500 assume

Statistics

The average salary for a certain profession is ?$75,500. Assume that the standard deviation of such salaries is ?26,000. Consider a random sample of 66 people in this profession and let

x represent the mean salary for the sample.

What is μx??

What is σx??

Find the? z-score for the value x equals 68,000.

Find Upper Px>68,000.

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