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PLEASE PROVIDE FORMULA IN EXCEL. THANK YOU. From a random sample of 500 students, students study for an average of 10 hours per week with

PLEASE PROVIDE FORMULA IN EXCEL. THANK YOU.

From a random sample of 500 students, students study for an average of 10 hours per week with a standard deviation of 4 hours per week. Say, a student in this sample studies for 12 hours per week. What is the z-score of this student?

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