In multiple regression, adding more independent variables to the model will never decrease the value of r².

Name: In multiple regression, adding more independent variables to the model will never decrease the value of r 2 .
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Adding more independent variables to a multiple regression model will either increase or leave the R² value unchanged, as R² measures the proportion of variance explained by the model and cannot decrease with additional predictors.

In Multiple Regression, Adding More Independent Variables to the Model