The Pearson Correlation Between X₁ and Y Is R =

question 41

True/False

The Pearson correlation between X₁ and Y is r = 0.50.When a second variable,X₂,is added to the regression equation,we obtain R² = 0.60.Adding the second variable increases the variability that is predicted by the regression equation for the Y scores by 36% - 25% = 11%.

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