### : correlation coefficient definition, thesaurus, dictionary , legal,encyclopedia, term explanation, information

• correlation coefficient

n : 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?"

Synonyms | Related Words | Antonyms
coefficient of 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); "what is the correlation between those two variables?"
tau coefficient of correlation : a nonparametric measure of the agreement between two rankings
biserial correlation coefficient : a correlation coefficient in which one variable is many-valued and the other is dichotomous
multiple correlation coefficient : an estimate of the combined influence of two or more variables on the observed (dependent) variable
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
product-moment correlation coefficient : the most commonly used method of computing a correlation coefficient between variables that are linearly related
rank-difference correlation coefficient : the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
Pearson product-moment correlation coefficient : the most commonly used method of computing a correlation coefficient between variables that are linearly related

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