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trend coefficient

См. также в других словарях:

  • Trend estimation — is a statistical technique to aid interpretation of data. When a series of measurements of a process are treated as a time series, trend estimation can be used to make and justify statements about tendencies in the data. By using trend estimation …   Wikipedia

  • 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… …   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

  • 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

  • Page's trend test — In statistics, the Page test for multiple comparisons between ordered correlated variables is the counterpart of Spearman s rank correlation coefficient which summarizes the association of continuous variables. It is also known as Page s trend… …   Wikipedia

  • 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

  • CROISSANCE ÉCONOMIQUE — En biologie, la notion de croissance évoque l’idée d’un développement progressif et organique. Par analogie, le même terme sert à définir un ensemble de phénomènes économiques. La définition doit en être formulée à deux points de vue. D’un point… …   Encyclopédie Universelle

  • List of statistics topics — Please add any Wikipedia articles related to statistics that are not already on this list.The Related changes link in the margin of this page (below search) leads to a list of the most recent changes to the articles listed below. To see the most… …   Wikipedia

  • CYCLES ÉCONOMIQUES — La théorie des cycles est, dans l’analyse économique, l’étude d’un certain type de comportement des grandeurs économiques en fonction du temps, à partir de l’observation de séries chronologiques (données hebdomadaires, trimestrielles, annuelles,… …   Encyclopédie Universelle

  • Linear regression — Example of simple linear regression, which has one independent variable In statistics, linear regression is an approach to modeling the relationship between a scalar variable y and one or more explanatory variables denoted X. The case of one… …   Wikipedia

  • Chevrolet Volt — Manufacturer Chevrolet division of General Motors Also called Holden Volt Opel Ampera Vauxhall Ampera …   Wikipedia

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