Homework Help: Psychology

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.

Psychology - PsyDAG, Sunday, January 22, 2012 at 11:19am
Z = (score-mean)/SD

a. (score-mean) = 3

Z = 3/12 = ?

Use similar process for the remaining problems.

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