Class 11 Maths Statistics Limitations of mean deviation

Limitations of mean deviation

Sample A:  2, 2, 2, 2, -2, -2, -2, -2

Sample B : 3, 1, 3, 1, -3,-1,-3,-1

MeanA = MeanB =0

Mean Deviation about mean for A , B are equal . i.e 2

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