Question

What is the Z-score for the value that is two standard deviations away from the mean?

Answer 1

2

Explanation:

The z-score is the number of standard deviations the value is above the mean. If that number is 2, then Z=2. If that number is -2, then Z=-2.

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Both Z=2 and Z=-2 are values that are two standard deviations from the mean.