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    Question

    If coefficient of correlation rxy= 1,

    then
    A Regression lines become identical Correct Answer Incorrect Answer
    B Perfect linear co-relationship is observed Correct Answer Incorrect Answer
    C byx = 1/bxy Correct Answer Incorrect Answer
    D All of the above Correct Answer Incorrect Answer

    Solution

    If coefficient of correlation rxy= 1, then all of the above conditions hold true.

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