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edited Jul 17, 2018 at 9:16

Hi I need to prove that $X^T$e$X^T e$ = 0 where e$e$ is the residual in multiple linear regression model in matrix algebra?

NeedI need some guidance on how to do it... Is there any good pdf for the proofs for multiple linear regression model for matrix alegbra?

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edited Oct 31, 2013 at 4:30

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asked Oct 31, 2013 at 1:32

How to prove that $X^T$e = 0

Hi I need to prove that $X^T$e = 0 where e is the residual in multiple linear regression model in matrix algebra?

Need some guidance on how to do it... Is there any good pdf for the proofs for multiple linear regression model for matrix alegbra?

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