Q. 93.6( 33 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.


Therefore, we have


And


Hence, the mean deviation about the mean for the given data is 157.92.


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
caricature
view all courses