Question
$- 1, 0, 4$ અવલોકનો પરથી સરેરાશ વિચલન શોધો.

Answer

અવલોકનો $x:-1,0,4$ નો મધ્યક
$\bar{x}=\frac{-1+0+4}{3}=\frac{3}{3}=1$
હવે, $\Sigma|x-\bar{x}|=2+1+3=6$
$\therefore$ સરેરાશ વિચલન $\mathrm{MD}=\frac{\Sigma|x-\bar{x}|}{n}=\frac{6}{3}=2$

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