Assuming All Three Groups of Data Have the Same Mean

Multiple Choice

Assuming all three groups of data have the same mean of 7 (M = 7) , which group shows the highest variability? List them in the order of the highest variability to the lowest variability.

A) Group A: S = 5.42
B) Group D: S = 1.34
C) Group B: S = 5.01
D) Group C: S = 0.00