In multiple regression analysis,a dummy variable is ________.
A)an additional quantitative variable
B)a nominal variable with three or more values
C)a nominal variable with only two values
D)a new regression coefficient

Question

Quizplus · Accepted Answer

A dummy variable is a nominal variable with only two values, usually represented as 0 and 1. It is used to represent a binary or categorical variable in regression analysis.

In Multiple Regression Analysis,a Dummy Variable Is ________