Solve the problem.
-The maximum value of a distribution is 14.4 and the minimum value is 4.9. Use the range rule of thumb to find the standard deviation. Round results to the nearest tenth.
A)-0.6
B)12.2
C)2.4
D)7.4

Question

Quizplus · Accepted Answer

The range rule of thumb states that the standard deviation is approximately equal to the range divided by 4. The range is the maximum value minus the minimum value, which is 14.4 - 4.9 = 9.5. Dividing this by 4 gives 9.5 / 4 = 2.375, which rounds to 2.4.

Solve the Problem. -The Maximum Value of a Distribution Is 14.4 and the 14.4