Author Question: What are the possible values for a dummy variable? a. 1 or 2 b. -1 or 1 c. 0 or 1 d. It ... (Read 98 times)

audie · **on:** Jun 24, 2018

What are the possible values for a dummy variable?
a. 1 or 2

b. -1 or 1

c. 0 or 1

d. It depends on the data collected.

Question 2

If the impact of collinearity on the accuracy of a slope estimate increases, what happens to the variance inflation factor?
a. It decreases.

b. It increases.

c. It remains the same.

d. It approaches zero.