# coefficient of product-moment correlation

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**product-moment correlation coefficient**— noun the most commonly used method of computing a correlation coefficient between variables that are linearly related • Syn: ↑Pearson product moment correlation coefficient • Topics: ↑statistics • Hypernyms: ↑correlation coefficient, ↑coefficient …2

**product-moment correlation coefficient**— Pearson correlation c …3

**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… …4

**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… …5

**coefficient of correlation**— 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:… …6

**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:… …7

**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… …8

**Correlation de Spearman**— Corrélation de Spearman En statistique, la corrélation de Spearman (nommée d après Charles Spearman) est étudiée lorsque deux variables statistiques semblent corrélées sans que la relation entre les deux variables soit de type affine. Elle… …9

**Correlation and dependence**— This article is about correlation and dependence in statistical data. For other uses, see correlation (disambiguation). In statistics, dependence refers to any statistical relationship between two random variables or two sets of data. Correlation …10

**Correlation**— In probability theory and statistics, correlation, (often measured as a correlation coefficient), indicates the strength and direction of a linear relationship between two random variables. In general statistical usage, correlation or co relation …11

**Coefficient of determination**— In statistics, the coefficient of determination R2 is used in the context of statistical models whose main purpose is the prediction of future outcomes on the basis of other related information. It is the proportion of variability in a data set… …12

**Coefficient of variation**— In probability theory and statistics, the coefficient of variation (CV) is a normalized measure of dispersion of a probability distribution. It is also known as unitized risk or the variation coefficient. The absolute value of the CV is sometimes …13

**Moment (mathematics)**— Second moment redirects here. For the technique in probability theory, see Second moment method. See also: Moment (physics) Increasing each of the first four moments in turn while keeping the others constant, for a discrete uniform distribution… …14

**Corrélation de Spearman**— En statistique, la corrélation de Spearman (nommée d après Charles Spearman) est étudiée lorsque deux variables statistiques semblent corrélées sans que la relation entre les deux variables soit de type affine. Elle consiste à trouver un… …15

**Correlation function**— For other uses, see Correlation function (disambiguation). A correlation function is the correlation between random variables at two different points in space or time, usually as a function of the spatial or temporal distance between the points.… …16

**correlation**— 1. The mutual or reciprocal relation of two or more items or parts. 2. The act of bringing into such a relation. 3. The degree to which variables change together. product moment c. a statistical procedure which yields the c. coefficient referred… …17

**Partial correlation**— In probability theory and statistics, partial correlation measures the degree of association between two random variables, with the effect of a set of controlling random variables removed. Contents 1 Formal definition 2 Computation 2.1 Using… …18

**Phi coefficient**— In statistics, the phi coefficient (also referred to as the mean square contingency coefficient and denoted by φ or rφ) is a measure of association for two binary variables introduced by Karl Pearson[1]. This measure is similar to the Pearson… …19

**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… …20

**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… …