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correlation coefficient
noun
, Statistics.
- one of a number of measures of correlation, usually assuming values from +1 to −1.
correlation coefficient
noun
- statistics a statistic measuring the degree of correlation between two variables as by dividing their covariance by the square root of the product of their variances. The closer the correlation coefficient is to 1 or –1 the greater the correlation; if it is random, the coefficient is zero See also Pearson's correlation coefficient Spearman's rank-order coefficient
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Word History and Origins
Origin of correlation coefficient1
First recorded in 1905–10
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Example Sentences
The relation is not close, however, being that expressed by a correlation coefficient of .36½.
From Project Gutenberg
The correlation coefficient between the mean weight of adults and the amount of rainfall for the summer months was 0.68.
From Project Gutenberg
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