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    5. If rxy = 0.4, then r(2x, 2y) is equal to:

    Question

    If rxy = 0.4, then r(2x, 2y) is equal

    to:
    A 0.4 Correct Answer Incorrect Answer
    B 0.8 Correct Answer Incorrect Answer
    D 1 Correct Answer Incorrect Answer

    Solution

    r is not affected by change of scale.

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