To prove that the OLS estimator is BLUE requires the following assumption
A)(Xi,Yi)i = 1,…,n are i.i.d.draws from their joint distribution
B)Xi and ui have nonzero finite fourth moments
C)the conditional distribution of ui given Xi is normal
D)none of the above

Question

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The Answer of To prove that the OLS estimator is BLUE requires the following assumption
A)(Xi,Yi)i = 1,…,n are i.i.d.draws from their joint distribution
B)Xi and ui have nonzero finite fourth moments
C)the conditional distribution of ui given Xi is normal
D)none of the above

To Prove That the OLS Estimator Is BLUE Requires the Following