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Adding a regressor to a regression Select one: 1. Will likely increase RA2 2. Wi

ID: 3364581 • Letter: A

Question

Adding a regressor to a regression Select one: 1. Will likely increase RA2 2. Will likely decrease RA2 3. Will always be the correct choice 4. Will remove large negative residuals Which of these is not a viable solution for heteroscedasticity? Select one: 1. Using generalsed least squares if the form of heteroscedasticity is known 2. Transforming the variables into logs 3. Using heteroscedasticity-consistent standard error estimates 4. Taking the first differences of the sernes Which of the following null hypotheses couid we test using an F-test? m)AA- uaa A-A-1 Select one 1. 0) and (1) only 204 and Ov) oriy Which of theso is a test for heorosceda Breusch Gos MacBook Ai

Explanation / Answer

a] adding a regressor to a regression 1] will likely increase R^2

b] which of there is not a viable solution for heteroscedasticity

     transforming variables into logs

c] null hypothesis is , 1] 1,2,and 4 only

d] test for hereroscedasticity is , White's test and Breusch-Pagan test

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