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Definitions of correlation
  1. noun
    a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
    "what is the correlation between those two variables?"
  2. noun
    a reciprocal relation between two or more things

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  3. noun
    a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the other
Definition that contains correlation
  • coordinate bring (components or parts) into proper or desirable coordination correlation
  • align bring (components or parts) into proper or desirable coordination correlation
  • correlation a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
  • ordinate bring (components or parts) into proper or desirable coordination correlation
  • correlational analysis the use of statistical correlation to evaluate the strength of the relations between variables
  • direct correlation a correlation in which large values of one variable are associated with large values of the other and small with small; the correlation coefficient is between 0 and +1
  • biserial correlation a correlation coefficient in which one variable is many-valued and the other is dichotomous
  • tetrachoric correlation a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy
  • pearson product-moment correlation coefficient the most commonly used method of computing a correlation coefficient between variables that are linearly related
  • rank-difference correlation the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
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