Medical dictionary. 2011.
Pearson correlation coefficient — Pear·son correlation coefficient (pērґsən) [Karl Pearson, British statistician, 1857–1936] see under coefficient … Medical dictionary
correlation coefficient — a statistical measure that when squared gives the degree of association between the values of two random variables. Most correlation coefficients are normalized so that they have values between +1 (perfect correlation) and −1 (perfect… … 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
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
correlation coefficient — noun 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? • Syn:… … Useful english dictionary
Pearson product-moment correlation coefficient — noun the most commonly used method of computing a correlation coefficient between variables that are linearly related • Syn: ↑product moment correlation coefficient • Topics: ↑statistics • Hypernyms: ↑correlation coefficient, ↑coefficient of… … Useful english dictionary
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
Concordance correlation coefficient — In statistics, the concordance correlation coefficient measures the agreement between two variables, e.g., to evaluate reproducibility or for inter rater reliability. Definition Lawrence Lin has the form of the concordance correlation coefficient … Wikipedia
product-moment correlation coefficient — Pearson correlation c … Medical dictionary
Point-biserial correlation coefficient — The point biserial correlation coefficient ( rpb ) is a correlation coefficient used when one variable (e.g. Y ) is dichotomous; Y can either be naturally dichotomous, like gender, or an artificially dichotomized variable. In most situations it… … Wikipedia
