In a multiple regression analysis,the current model has three independent variables.The analyst decides to add another (fourth)independent variable while retaining the other three independent variables.As a result of this addition,the value of SSE will ____________ decrease.
A)Always
B)Sometimes
C)Never

Question

Quizplus · Accepted Answer

Adding an independent variable to a multiple regression model will always decrease the SSE (Sum of Squared Errors). This is because the new independent variable will help to explain more of the variation in the dependent variable, which will reduce the amount of unexplained variation (SSE).

In a Multiple Regression Analysis,the Current Model Has Three Independent