- #1
kingwinner
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In my textbook, the following results are proved in the context of SIMPLE linear regression:
∑e_i = 0
∑(e_i)(Y_i hat)= 0
I tried to modify the proofs to mutliple linear regression, but I am unable to do so, so I am puzzled...
Are these results also true in MULTIPLE linear regression?
Thanks!
∑e_i = 0
∑(e_i)(Y_i hat)= 0
I tried to modify the proofs to mutliple linear regression, but I am unable to do so, so I am puzzled...
Are these results also true in MULTIPLE linear regression?
Thanks!