Question: Please answer the question below: Question 20 4 pts If a categorical regressor has four levels, how many indicator variables need to be created? O

 Please answer the question below: Question 20 4 pts If a

Please answer the question below:

categorical regressor has four levels, how many indicator variables need to be

Question 20 4 pts If a categorical regressor has four levels, how many indicator variables need to be created? O 1 O 2 0 3 O 4

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