A data set has a mean of 157 and a standard deviation of 20. Compute the coefficient of variation.
A) 7.69
B) 0.13
C) 2.55
D) 20.00

Question

Quizplus · Accepted Answer

The coefficient of variation is calculated as the standard deviation divided by the mean, then multiplied by 100 to express it as a percentage. Here, it is (20/157) * 100 = 12.74%, which is approximately 0.13 when expressed as a decimal.

A Data Set Has a Mean of 157 and a Standard