The concept and calculation of 'variance' is primarily concerned with ______.
A) differences
B) central tendency
C) samples and populations
D) theoretical distributions

Question

Quizplus · Accepted Answer

Variance is a measure of how spread out a set of data points are from the mean (central tendency), specifically by measuring the differences between each data point and the mean. It can be calculated for both samples and populations (C) and is often used in statistical analysis of theoretical distributions (D), but its primary concern is with differences (A).

The Concept and Calculation of 'Variance' Is Primarily Concerned with ______