Question

    The range of the correlation coefficient

    is?
    A -1 to 0 Correct Answer Incorrect Answer
    B 0 to 1 Correct Answer Incorrect Answer
    C -1 to 1 Correct Answer Incorrect Answer
    D Any positive number Correct Answer Incorrect Answer

    Solution

    The correlation coefficient, denoted by r, is a measure of the strength of the straight-line or linear relationship between two variables. The correlation coefficient assumes any value in the interval between +1 and −1, including the end values +1 or −1.

    Practice Next