Q8 of 40 Page 926

Find the mean deviation about the mean for the following data :

We have,

Therefore,


Now,



Thus, the required mean deviation about the mean is



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Find the mean deviation about the median for the following data :

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Find the mean deviation about the median for the following data :

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Find the mean deviation about the mean for the following data :

 10

Find the mean deviation about the mean for the following data :