Psychology
posted by Sharon .
A distribution has a standard deviation of _ _ 12. Find the zscore 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.

Z = (scoremean)/SD
a. (scoremean) = 3
Z = 3/12 = ?
Use similar process for the remaining problems.