The extended least squares assumptions are of interest, because
A) they will often hold in practice.
B) if they hold, then OLS is consistent.
C) they allow you to study additional theoretical properties of OLS.
D) if they hold, we can no longer calculate confidence intervals.
Answer: C
Economics
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Using the "rule of 2," which of the following variables can be deemed statistically significant?
A) PA B) PB C) I D) All of the above E) None of the above
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