- Variance factor
- Телекоммуникации: параметр вариации (VF) (Семёнов Ю.А. (ГНЦ ИТЭФ), book.itep.ru)
Универсальный англо-русский словарь. Академик.ру. 2011.
Variance factor
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Factor analysis — is a statistical method used to describe variability among observed, correlated variables in terms of a potentially lower number of unobserved, uncorrelated variables called factors. In other words, it is possible, for example, that variations in … Wikipedia
Variance inflation factor — In statistics, the variance inflation factor (VIF) is a method of detecting the severity of multicollinearity. More precisely, the VIF is an index which measures how much the variance of a coefficient (square of the standard deviation) is… … Wikipedia
factor analysis — A family of statistical techniques for exploring data, generally used to simplify the procedures of analysis, mainly by examining the internal structure of a set of variables in order to identify any underlying constructs. The most common version … Dictionary of sociology
Variance swap — A variance swap is an over the counter financial derivative that allows one to speculate on or hedge risks associated with the magnitude of movement, i.e. volatility, of some underlying product, like an exchange rate, interest rate, or stock… … Wikipedia
Variance Inflation Factor — A measure of the amount of multicollinearity in a set of multiple regression variables. The presence of multicollinearity within the set of independent variables can cause a number of problems in the understanding the significance of individual… … Investment dictionary
Variance-to-mean ratio — In probability theory and statistics, the variance to mean ratio (VMR), like the coefficient of variation, is a measure of the dispersion of a probability distribution. It is defined as the ratio of the variance sigma^2 to the mean mu ::… … Wikipedia
factor — 1. One of the contributing causes in any action. 2. One of the components that by multiplication makes up a number or expression. 3. SYN: gene. 4. A vitamin or other essential element. 5. An event, characteristic, or other definable entity that … Medical dictionary
Analysis of variance — In statistics, analysis of variance (ANOVA) is a collection of statistical models, and their associated procedures, in which the observed variance in a particular variable is partitioned into components attributable to different sources of… … Wikipedia
Analyse de la variance — L analyse de la variance (terme souvent abrégé par le terme anglais ANOVA : ANalysis Of VAriance) est un test statistique permettant de vérifier que plusieurs échantillons sont issus d une même population. Ce test s applique lorsque l on… … Wikipédia en Français
Analyse De La Variance — L analyse de la variance (terme souvent abrégé par le terme anglais ANOVA : ANalysis Of VAriance) est un test statistique permettant de vérifier que plusieurs échantillons sont issus d une même population. Ce test s applique lorsque que l on … Wikipédia en Français
Fano factor — In probability theory and statistics, the Fano factor [Fano, 1947] , like the coefficient of variation, is a measure of the dispersion of a probability distribution. Fano factor is defined as :F=frac{sigma W^2}{mu W}where sigma W^2 is the… … Wikipedia
