Spearman's rank correlation coefficient

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Spearman's rank correlation coefficient

[¦spir·mənz ¦raŋk ‚kär·ə′lā·shən ‚kō·ə‚fish·ənt]
(statistics)
A statistic used as a measure of correlation in nonparametric statistics when the data are in ordinal form; a product moment correlation coefficient. Also known as Spearman's rho.
References in periodicals archive ?
From the Spearmans rank correlation, a perfect positive correlation indicates that these bacteria cooperated with each other, whereas perfect negative correlation represents suppression.