New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    If the sum of the product of the deviation of X and Y

    from their means is zero, the correlation coefficient between X and Y is:
    A Zero Correct Answer Incorrect Answer
    B Maximum Correct Answer Incorrect Answer
    C Minimum Correct Answer Incorrect Answer
    D Undecided Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

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