Multiple Choice Question

Find the range of the data set: 10, 18 ,21, 28, 12, 20.
A.

10
B.

12
C.

18
D.

20

D. 20

To find the range of a data set, subtract the smallest value from the largest value. In this case, the smallest value is 10 and the largest value is 28.

Range = 28 - 10 = 18

So, the range of the data set is 18.