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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
The mean deviation from the mean of the A.P.
$a, a+d, a+2d, \ldots, a+2nd$ is
Solution
The A.P. is symmetric with $2n+1$ terms. Mean deviation from mean for such A.P. is $\dfrac{n(n+1)d}{2n+1}$.Online Test Series, Information About Examination,
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