Ex 13.1, 5 - Chapter 13 Class 11 Statistics

Last updated at August 17, 2026 by

Ex 13.1, 5 - Find mean deviation about mean xi 5, 10, fi 7, 4 - Ex 13.1

part 2 - Ex 13.1, 5 - Ex 13.1 - Serial order wise - Chapter 13 Class 11 Statistics

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Ex 13.1, 5 Find the mean deviation about the mean for the data. First we will calculate mean Mean deviation about mean = ( 128 | | )/( 128 ) Putting 128 | | = 158 , 128 = 25 M.D. ( ) = 1/25 158 = 6.32

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