Posted by **Sharon** on Saturday, January 21, 2012 at 7:48pm.

A distribution has a standard deviation of _ _ 12. Find the z-score for each of the following locations in the distribution.

a. Above the mean by 3 points.

b. Above the mean by 12 points.

c. Below the mean by 24 points.

d. Below the mean by 18 points.

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