Question: Attached is the question Problem 4. (20 points.) For the simple linear regression model Y = Bo + BIX + where E(E) = 0 and

Attached is the question

Problem 4. (20 points.) For the simple linear regression model Y = Bo + BIX + where E(E) = 0 and Var() = 02 > 0, we fit the model using the LS estimation. Verify that TSS = ESS + RSS, or, equivalently, n n n i=1 i=1 i=1

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