Question

The mean is defined as the

A. middle of the data set.
B. range of the data set.
C. number that shows up most often in a data set.
D. average of a data set.

Answer 1

The answer is D. "Average of a data set."

The mean of a data set is the average, and can calculated by adding up all the values and then dividing the sum by the number of values in the data set.