13. If the residual sum of squares (SSR) in a regression analysis is 60 and the total sum of squares
問題詳情
13. If the residual sum of squares (SSR) in a regression analysis is 60 and the total sum of squares(SST) is equal to 80, what is the coefficient of determination? (A) 0.25 (B) 0.50 (C) 0.75 (D) 0.90