A ________ measures the dispersion around the expected value.
A) coefficient of variation
B) chi square
C) mean
D) standard deviation

Question

Quizplus · Accepted Answer

The standard deviation measures how far the data points are from the mean or expected value, therefore it measures the dispersion around the expected value. A and B are not correct as they measure different aspects of data analysis, and C is simply the expected value itself, not a measure of dispersion.

A ________ Measures the Dispersion Around the Expected Value