2. The slope of the least squares prediction equation and the correlation are si
ID: 3224731 • Letter: 2
Question
2. The slope of the least squares prediction equation and the correlation are similar in the sense that (mark all that apply): [10 points] a. Their interpretation does not depend on the units b. They both must fall between -1 and +1 c. They both have the same sign d. They both can be strongly affected by severe outliers 3. Which of the following key OLS assumptions is (are always violated by heteroskedastic standard errors (mark all that apply)? [10 points] a. Cli, x2i, xki, yi), for i 1,...,n are independently and identically distributed 1.1.d). b. Multicollinearity c. Large outliers are unlikelyExplanation / Answer
Q-2
Part-c and d
Q-3
Part-b and d
Q-4
Part- b and c
Q-5
Parts –a and c
Q-6
False