Question

The number of assists per match for the setter on your school's volleyball team has a mean of 58 and a standard deviation of 7. How many standard deviations from the mean is an outing with 77 assists?

Answer 1

77 - 58
z = -------------- = 2.71.
7

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Answer 2

Calculate the z-score as follows:

77 - 58
z = -------------- = 2.71.
7

77 is 2.71 std. dev. above the mean.