For a linear regression model with a dummy variable d and an interaction variable xd,we _______________________________________________________________.
A) cannot conduct the F test for the joint significance of d and xd
B) can conduct the F test for the joint significance of d and xd
C) cannot conduct t test for the individual significance of d and xd
D) can conduct the chi-square test for testing the independence of attributes

Question

Quizplus · Accepted Answer

The F test can be conducted for the joint significance of d and xd in a linear regression model with a dummy variable and an interaction variable. The t test can also be conducted for the individual significance of d and xd. The chi-square test is not applicable in this scenario.

For a Linear Regression Model with a Dummy Variable D