A Decision Maker Is Considering Including Two Additional Variables into a Regression

Multiple Choice

A decision maker is considering including two additional variables into a regression model that has as the dependent variable, Total Sales. The first additional variable is the region of the country (North, South, East, or West) in which the company is located. The second variable is the type of business (Manufacturing, Financial, Information Services, or Other) . Given this, how many additional variables will be incorporated into the model?

A) 2
B) 6
C) 8
D) 9