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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
  • rank-difference correlation coefficient the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
  • indirect correlation a correlation in which large values of one variable are associated with small values of the other; the correlation coefficient is between 0 and -1
  • correlation matrix a matrix giving the correlations between all pairs of data sets
  • split-half correlation a correlation coefficient calculated between scores on two halves of a test; taken as an indication of the reliability of the test
  • nonlinear correlation any correlation in which the rates of change of the variables is not constant
  • positive 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
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