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Coefficient of determination, R2

  • The coefficient of determination is the portion of the total variation in the dependent variable that is explained by variation in the independent variable
  • The coefficient of determination is also called R-squared and is denoted as R2

 

Coefficient of determination
 

 
 

 

Note: In the single independent variable case, the coefficient of determination is

 

  • Where:
    • R2 = Coefficient of determination
    • r = Simple correlation coefficient





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