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Jerodlycett (talk | contribs) m Added {{One source}} tag (TW) |
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:<math>\begin{align}
\text{FVU} & = {\text{VAR}_\text{err} \over \text{VAR}_\text{tot}} = {\text{SS}_\text{err}/N \over \text{SS}_\text{tot}/N} = {\text{SS}_\text{err} \over \text{SS}_\text{tot}} \left( = 1-{\text{SS}_\text{reg} \over \text{SS}_\text{tot}} , \text{ only true in some cases such as linear regression}\right) \\[6pt]
& = 1 - R^2
\end{align}</math>
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