Question

 Consider the following table of data and potential residuals:

y x1 x2 e1 e2 e3

? 1 0 1 2 3

? 1 -1 -3 -1 -2

? 1 1 2 -1 1

Which of the potential vectors of residuals e1, e2, and e3 (if any) could be from a regression of y on [x1 x2]? Explain. 

Answer 1

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