If two groups of numbers have the same mean, then their
A)standard deviations must also be equal
B)medians must also be equal
C)modes must also be equal
D)None of the other answers are correct.

Question

Quizplus · Accepted Answer

The mean is a measure of central tendency that represents the average of a group of numbers. It is possible for two groups of numbers to have the same mean, but differ in other aspects such as variance, range, mode, or median. Therefore, options A, B, and C are incorrect. The correct answer is D, none of the other answers are correct.

If Two Groups of Numbers Have the Same Mean, Then