Below is a partially completed multiple regression analysis of variance (ANOVA)table.What is the value of R²? $$\begin{array} { l l l } \text { Source } & \text { SS } & \text { df } \ \text { Model } & 32,774 & 5 \ \text { Error } & 21,886 & 292 \end{array}$$ A).19 B).60 C).32 D).48 E).56

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Quizplus · Accepted Answer

R² is calculated as the ratio of the Model Sum of Squares (SS) to the Total Sum of Squares (SS). Total SS = Model SS + Error SS = 32,774 + 21,886 = 54,660. R² = 32,774 / 54,660 ≈ 0.60 or 60%.