The standard error of the estimate for a multiple regression model with two explanatory variables X 1 and X 2 :

Question

The standard error of the estimate for a multiple regression model with two explanatory variables  X 1   and  X 2 :

Answer

measures the proportion of variation in  Y  that is explained by  X 1   holding  X 2   constant.

Answer

measures the proportion of variation in  Y  that is explained by  X 1   and  X 2 .

Answer

has the same sign as  b 1 .

Answer

measures the variation around the predicted regression equation.

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