Question

Find the mean deviation about the mean for the data 4,7,8,9,10,12,13,17?​

Answer 1

Answer is 3

Explanation:

Mean of the given data=sum of all terms/total number of terms

x= 4+7+8+9+10+12+13+17/8

=80/8

=10

Mean deviation about mean

={|xi-x|/8

=24/8

=3

I hope it's helpful!