Question

What is the z-score of x = 30, if x is two standard deviations to the right of the mean?

Answer 1

2

Explanation:

You want to know the z-score of an x-value that is two standard deviations to the right of the mean.

Z-score

The z-score is the number of standard deviations a value is to the right of the mean.

If x=30 is 2 standard deviations to the right of the mean, the z-score is 2.

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