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How to Find the Variance

How to Find the Variance

Submitted by • July 30, 2012 www.tutorcircle.com

Variance can be defined as the measurement of how further a number set is spread out. Variance how far a number lies from Mean. Here we will see how to find the variance.Mathematical definition of variance is given by Var (X) = E [(X – μ)2],It states that variance is equals to the expected value of Square of difference variable and mean of Numbers.

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