Determine the best measure of variability. Justify your answer.

10	2 3 5
11	0 2 5 8 7
12	1 5 6 8 8
13	0 2 4

Key: 10|2 represents 102

IQR, because the data distribution is skewed

Range, because the data distribution is skewed

IQR, because the data distribution is symmetric

Range, because the data distribution is symmetric