In regression analysis,qualitative variables are sometimes referred to as:
A) response variables.
B) dummy variables.
C) nonsense variables.
D) dependent variables.

Question

Quizplus · Accepted Answer

Qualitative variables are typically transformed into dummy variables (also known as binary or indicator variables) in regression analysis in order to incorporate them into the model. These variables take on the values of 0 or 1, representing the absence or presence of a particular category in the variable, respectively. Therefore, B is the correct choice as it correctly describes the type of variable that qualitative variables are transformed into for regression analysis.

In Regression Analysis,qualitative Variables Are Sometimes Referred to As