The average of the squared deviation scores is
A) the mean
B) the standard deviation
C) the variance
D) the range

Question

Quizplus · Accepted Answer

The average of the squared deviation scores is the variance. It measures how spread out the data is and is calculated by taking the average of the squared differences between each score and the mean. The other options are not correct because the mean is simply the average of the scores, the standard deviation is the square root of the variance, and the range is the difference between the highest and lowest scores.

The Average of the Squared Deviation Scores Is