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6. Normal Distribution & Continuous Random Variables
6. Normal Distribution & Continuous Random Variables / Probabilities & Z-Scores w/ Graphing Calculator / 문제 9
문제 9

In a survey of 180180 employees, the highest monthly salary recorded was \(7,200\$7,200. The mean monthly salary was \)5,400\$5,400 with a standard deviation of $600\$600. What is the zz-score for the highest salary? Express your answer with two decimal places.