Author Question: Consider the F-test of overall significance. If we reject H0 : 1 = 2 = 3 = 4 = 0, what can you ... (Read 48 times)

neverstopbelieb · **on:** Jun 24, 2018

Consider the F-test of overall significance. If we reject H0 : 1 = 2 = 3 = 4 = 0, what can you conclude?

A) At least one of the independent variables is statistically significant in explaining the variation in the dependent variable.
B) All of the independent variables are statistically significant in explaining the variation in the dependent variable.
C) The model is not statistically significant in explaining the variation in the dependent variable.
D) The model is a good predictor of the dependent variable.

Question 2

If X and Y are two variables with E(XY) = 10.56, E(X) = 4.22, and E(Y) = 5.34, then Cov(X, Y) = 1.0.

Indicate whether the statement is true or false