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correlation coefficient

noun, Statistics.
one of a number of measures of correlation, usually assuming values from +1 to −1.
Origin of correlation coefficient
1905-10 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for correlation-coefficient

correlation coefficient

(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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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