CORRELATION COEFFICIENT: ASSOCIATION BETWEEN TWO ...

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Pearson's correlation coefficient r can only take values between –1 and +1; a value of +1 indicates perfect positive association (figure 1), a value of –1 indicates perfect negative association (figure 2), and a value of 0 indicates no linear association (figure 3). The easiest way to check whether it

  Correlations, Pearson, Pearson s correlation