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Q72Section III (Statistics)72 of 84

Divide the residual sum of squares by its n−Kn-K degrees of freedom

In the general linear model Y=Xβ+εY=X\beta+\varepsilon, the unbiased estimator of the variance of the error term when ε^=Y−Xβ^\hat\varepsilon=Y-X\hat\beta is:

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