Q. 53.9( 42 Votes )

Find the mean deviation about the mean for the data in Exercises.

Answer :

We make the following table and add other columns after calculations.

So, we can calculate the absolute values of the deviations from the mean, i.e., |xi – x̅|, as shown in the table.

Thus, we have


Hence, the mean deviation about the mean for the given data is 6.32.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses