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R-Square Adjusted - Unlike R-square, R-square adjusted takes into account the number of X's and the number of data points. FORMULA: R-sq (adj) = 1 - [(SS(error)/DF(error)) / (SS(total)/DF(total))]
Takes into account the number of Xs and the number of data points...also answers: how much of total variation is explained by X.
[Category=Data Quality ]
Source: iSixSigma, 19 February 2011 11:47:50, https:web.archive.org/web/20111109014246/http:www.isixsigma.com/index.php?option=com_glossary
Data Quality Glossary. A free resource from GRC Data Intelligence. For comments, questions or feedback: dqglossary@grcdi.nl