coefficient of partial correlation

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• 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… …   Wikipedia

• 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 …   Wikipedia

• 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 …   Wikipedia

• 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 …   Wikipedia

• Partial regression plot — In applied statistics, a partial regression plot attempts to show the effect of adding an additional variable to the model (given that one or more indpendent variables are already in the model). Partial regression plots are also referred to as… …   Wikipedia

• Corrélation partielle (statistiques) — Sommaire 1 Formule 2 Démonstration géométrique 3 Domaines d application 4 Références Formule Le coef …   Wikipédia en Français

• Coefficient de corrélation multiple — Régression linéaire multiple Pour les articles homonymes, voir Régression. Sommaire 1 Modèle théorique 1.1 Exemple 1.2 E …   Wikipédia en Français

• Coefficient de détermination — Régression linéaire multiple Pour les articles homonymes, voir Régression. Sommaire 1 Modèle théorique 1.1 Exemple 1.2 E …   Wikipédia en Français

• coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… …   Medical dictionary

• 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… …   Wikipedia

• Digital image correlation — and Tracking (DIC/DDIT) is an optical method that employs tracking image registration techniques for accurate 2D and 3D measurements of changes in images. This is often used to measure deformation (engineering), displacement, and strain, but it… …   Wikipedia