Question 1. In a regression analysis, three independent variables are used in the equation based on a sample of forty observations. What are the degrees of freedom associated with the F-statistic?
Choose the right answer:
a. 3 and 39
b. 4 and 40
c. 3 and 36
d. 2 and 39
Question 2. In the general multiple regression equation which of the following variables represents the Y intercept?
Choose the right answer:
a. b1
b. x1
c. Y
d. a