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    Question

    When we say that the estimator is BLUE. What does best

    signify here?
    A That it has zero variance Correct Answer Incorrect Answer
    B That the expected mean of the estimator is equal to the actual value of parameter Correct Answer Incorrect Answer
    C That it has the minimum variance Correct Answer Incorrect Answer
    D That the expected mean of the estimator is zero Correct Answer Incorrect Answer

    Solution

    When estimator is BLUE. Best signifies that it has minimum variance.

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