The GLS assumptions include all of the following,with the exception of
A)the Xi are fixed in repeated samples.
B)Xi and ui have nonzero finite fourth moments.
C)E(U )= Ω(
X),where Ω(
X)is n × n matrix-valued that can depend on X.
D)E(U )= 0n.

Question

The GLS assumptions include all of the following,with the exception of
A)the Xi are fixed in repeated samples. 
B)Xi and ui have nonzero finite fourth moments. 
C)E(U )= Ω(
X),where Ω(
X)is n × n matrix-valued that can depend on X. 
D)E(U )= 0n.

Quizplus · Accepted Answer

The Answer of The GLS assumptions include all of the following,with the exception of
A)the Xi are fixed in repeated samples. 
B)Xi and ui have nonzero finite fourth moments. 
C)E(U )= Ω(
X),where Ω(
X)is n × n matrix-valued that can depend on X. 
D)E(U )= 0n.

The GLS Assumptions Include All of the Following,with the Exception