In a distribution of test scores,which measure of central tendency would likely be the most affected by a couple of extremely high scores?
A) median
B) mode
C) standard deviation
D) mean

Question

Quizplus · Accepted Answer

The mean is the measure of central tendency that takes into account all scores in the distribution, whereas the median and mode are less affected by extreme scores. If there are a couple of extremely high scores in the distribution, they will greatly increase the sum of scores, leading to a higher mean.

In a Distribution of Test Scores,which Measure of Central Tendency