One of the Properties of the OLS Estimator Is
A)X $\hat \beta$

question 25

Multiple Choice

One of the properties of the OLS estimator is

• A)X \(\hat \beta\) = 0_k+1.
• B)that the coefficient vector \(\hat \beta\) has full rank.
• C) \(X ^ { \prime }\) (Y - X \(\hat \beta\) )= 0_k+1.
• D)( \(X ^ { \prime }\) X)^-1= \(X ^ { \prime }\) Y

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