Incorporating a categorical variable with 4 possible categories into a multiple regression model requires the use of
A) 4 indicator variables
B) 3 indicator variables
C) 2 indicator variables
D) 1 indicator variable
E) no indicator variables at all

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The Answer of Incorporating a categorical variable with 4 possible categories into a multiple regression model requires the use of
A) 4 indicator variables
B) 3 indicator variables
C) 2 indicator variables
D) 1 indicator variable
E) no indicator variables at all

Incorporating a Categorical Variable with 4 Possible Categories into a Multiple