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    Question

    A and B constitute a random sample of size 2 from normal

    population with the mean µ and variance α2, find the efficiency of (A+2B)/3
    A 1.90 Correct Answer Incorrect Answer
    B 1.60 Correct Answer Incorrect Answer
    C 1.40 Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

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