The Gauss-Markov theorem for multiple regressions states that the OLS estimator
A)has the smallest variance possible for any linear estimator.
B)is BLUE if the Gauss-Markov conditions for multiple regression hold.
C)is identical to the maximum likelihood estimator.
D)is the most commonly used estimator.

Question

Quizplus · Accepted Answer

The Gauss-Markov theorem states that the OLS estimator is the Best Linear Unbiased Estimator (BLUE) if the Gauss-Markov conditions hold.

The Gauss-Markov Theorem for Multiple Regressions States That the OLS