
Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Last updated at May 29, 2023 by Teachoo
Ex 13.1, 6 Find the mean deviation about the mean for the data First we will calculate mean Mean deviation about mean = ( 128 | | )/( 128 ) Putting 128 | | = 1280 , 128 = 80 M.D. ( ) = 1/80 1280 = 16