如果在线性回归模型中增加一个特征变量,下列可能发生的是( )?
AR-squared 增大,Adjust R-squared 增大
BR-squared 增大,Adjust R-squared 减小
CR-squared 减小,Adjust R-squared 减小
DR-squared 减小,Adjust R-squared 增大
AR-squared 增大,Adjust R-squared 增大
BR-squared 增大,Adjust R-squared 减小
CR-squared 减小,Adjust R-squared 减小
DR-squared 减小,Adjust R-squared 增大