In multiple regression analysis,residual analysis is used to test the requirement that ________.
A)the variation in the residuals is the same for all predicted values of Y
B)the independent variables are the direct cause of the dependent variable
C)the number of independent variables included in the analysis is correct
D)the prediction error is minimized

Question

Quizplus · Accepted Answer

Residual analysis is used to test the requirement that the variation in the residuals is the same for all predicted values of Y. This is important to ensure that the assumptions of linearity, constant variance, and normality of errors are met, which are required for valid inference and reliable predictions from the regression model.

In Multiple Regression Analysis,residual Analysis Is Used to Test the Requirement