correlation coefficient
/,kɔrə'leɪʃən_,koʊə'fɪʃənt/
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- product-moment correlation coefficient the most commonly used method of computing a correlation coefficient between variables that are linearly related
- biserial correlation coefficient a correlation coefficient in which one variable is many-valued and the other is dichotomous
- tetrachoric correlation coefficient a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy
- rank-order correlation coefficient the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
- negative 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
- rank-difference correlation the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
- chance-half correlation a correlation coefficient calculated between scores on two halves of a test; taken as an indication of the reliability of the test
- pearson product-moment correlation coefficient the most commonly used method of computing a correlation coefficient between variables that are linearly related
- 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
- rank-difference correlation coefficient the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables