In general,to represent a nominal independent variable that has c possible categories,we would create (c -1)dummy variables.

Name: In general,to represent a nominal independent variable that has c possible categories,we would create (c -1)dummy variables.
Brand: Quizplus
Rating: 4.8 (42 reviews)

Question

Quizplus · Accepted Answer

This formula represents the correct number of dummy variables needed to represent a nominal independent variable with c categories. Each dummy variable represents one category, and there is always one fewer dummy variable than there are categories.

In General,to Represent a Nominal Independent Variable That Has C