As a researcher,you are interested in how the scores in your data set are dispersed.Specifically,you want to know the average difference between each score and the mean.You would find out this information by looking at the ____.
A) range
B) variance
C) standard deviation
D) correlation coefficient

Question

Quizplus · Accepted Answer

The average difference between each score and the mean is the definition of standard deviation. Range only tells you the difference between the highest and lowest score, while variance measures how spread out the scores are relative to the mean, but not the actual average difference between each score and the mean. Correlation coefficient measures the strength and direction of the relationship between two variables, and is not relevant to this question.

As a Researcher,you Are Interested in How the Scores in Your