Answer:
c. description of the frequency of particular scores.
Explanation:
According to a different source, these are the options that come with this question:
a. statistical tool used to calculate the standard deviation.
b. measure of central tendency.
c. description of the frequency of particular scores.
d. standard for test objectiveness.
The correct option is C. A norm is the description of the frequency of particular scores, or the location of a distribution. It is a type of statistical average. We often use this word in informal settings to describe anything that cannot be considered the standard.