I initially chose the first option to answer this question, but changed it at the last minute. Can you please explain to me what the correct answer should have been and the logic used to come to that conclusion? Thank you.

Incorrect Question 9 0/ 1 pts If we wanted to use the GSS variable HEALTH (self-assessment of health: Excellent, Good, Fair, or Poor) as an independent variable in a regression model, how many independent variables would we have to create? None, this variable is perfectly fine as is to use in a regression equation. 2 3 4