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Spearman's rank correlation coefficient

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  • Spearman's rank correlation coefficient — In statistics, Spearman s rank correlation coefficient or Spearman s rho, named after Charles Spearman and often denoted by the Greek letter ho (rho) or as r s, is a non parametric measure of correlation ndash; that is, it assesses how well an… …   Wikipedia

  • Spearman's rank correlation coefficient — See significance tests …   Dictionary of sociology

  • Kendall tau rank correlation coefficient — The Kendall tau rank correlation coefficient (or simply the Kendall tau coefficient, Kendall s tau; or tau test(s)) is a non parametric statistic used to measure the degree of correspondence between two rankings and assessing the significance of… …   Wikipedia

  • Spearman rank correlation coefficient — a rank correlation coefficient used when both variables represent ordinal data in an unlimited ranking, such as class standing, so that each sample is assigned a unique rank. Symbol rs. Called also Spearman rho. Cf. Kendall rank correlation c …   Medical dictionary

  • Spearman rank correlation coefficient (rho) — Spear·man rank correlation coefficient (rho) (spērґmən) [Charles Edward Spearman, British psychologist, 1863–1945] see under coefficient …   Medical dictionary

  • rank correlation coefficient — the correlation coefficient of two variables calculated after ranks have been substituted for actual values. See also Kendall rank correlation c. and Spearman rank correlation c …   Medical dictionary

  • Correlation coefficient — may refer to: Pearson product moment correlation coefficient, also known as r, R, or Pearson s r, a measure of the strength of the linear relationship between two variables that is defined in terms of the (sample) covariance of the variables… …   Wikipedia

  • Kendall rank correlation coefficient — a rank correlation coefficient used when both variables represent ordinal data in a limited number of grades, such as the categories none, mild, moderate, and severe, so that multiple samples can be assigned to each grade; called also Kendall tau …   Medical dictionary

  • Rank correlation — In statistics, rank correlation is the study of relationships between different rankings on the same set of items. It measures the correspondence between two rankings and assesses its significance. Correlation coefficientsTwo of the more popular… …   Wikipedia

  • Spearman Rank Correlation Coefficient —   a statistical measure of the degree to which two sets of data are correlated according to the formula:   Rs = (1 6x ∑d2) / (n3 n)   where d is the difference between the rank values of the data sets. While it can show how strongly data is… …   Geography glossary

  • Pearson product-moment correlation coefficient — In statistics, the Pearson product moment correlation coefficient (sometimes referred to as the MCV or PMCC, and typically denoted by r ) is a common measure of the correlation between two variables X and Y . In accordance with the usual… …   Wikipedia

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