bbcsulb.desire2learn.com 1 Marketi... DAI. 2 Machin.. D2L. 3 Types.. DAL. 4 Data vi.. D21 5 AB Test.. DAI 6 Linear . Dat 7 Prici Bina Khafajizadeh: Attempt 1 E () Listen Which one is NOT correct? a. In multiple regression, R-square is typically less than 1. O b. R square is defined as explained variation divided by total variation O c. R square sometimes goes down when an explanatory variable is added. d. Adjusted R square adjusts for the number of independent variables. Question 7 (3 points) Saved Listen Which one is NOT correct about dummy variable regression in OLS? a. Dummy variable regression refers to the case when the dependent variable is categorical. b. Omitted variable is called benchmark variable. c. The coefficient of a dummy variable means the difference of means in the dependent variable between the included and the omitted category. d. When an independent variable has k categories, we include only k -1 variables. GEP 15 city 4 MacBook Air 20 000 F3 000 F4 DII F5 F6 F7