Depence R2 ((better)) 90%

However, when dealing with multiple regression, researchers often want to know: How much does adding a specific new variable improve the model? This is where the comes into play.

If you meant a specific software package or a different concept, please clarify the context depence r2

In regression analysis, the standard measures the proportion of variance in the dependent variable ($Y$) that is predictable from the independent variables ($X$) in a model. when dealing with multiple regression

The Partial $R^2$ (or coefficient of partial determination) measures the marginal contribution of one independent variable (say, $X_2$) to the variance of the dependent variable ($Y$), given that other independent variables (say, $X_1$) are already in the model. given that other independent variables (say

While R2 provides valuable insights into dependence, it has limitations: