In general, a high R 2 value indicates that the model is a good fit for the data, although interpretations of fit depend on the context of analysis. More specifically, R 2 indicates the proportion of the variance in the dependent variable ( Y) that is predicted or explained by linear regression and the predictor variable ( X, also known as the independent variable). SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!Ĭoefficient of determination, in statistics, R 2 (or r 2), a measure that assesses the ability of a model to predict or explain an outcome in the linear regression setting.Learn about the major environmental problems facing our planet and what can be done about them!
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