cumulant

cumulant
Any of a set of parameters of a one-dimensional probability distribution of a certain form
Syn: semi-invariant

Wikipedia foundation.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Cumulant — In probability theory and statistics, the cumulants κn of a probability distribution are a set of quantities that provide an alternative to the moments of the distribution. The moments determine the cumulants in the sense that any two probability …   Wikipedia

  • cumulant — ˈkyümyələnt, ÷ mə noun ( s) Etymology: Latin cumulant , cumulans, present participle of cumulare to heap up : any of the statistical coefficients that arise in the series expansion in powers of x of the logarithm of the moment generating function …   Useful english dictionary

  • cumulant — cu·mu·lant …   English syllables

  • Multiset — This article is about the mathematical concept. For the computer science data structure, see Set (computer science)#Multiset. In mathematics, the notion of multiset (or bag) is a generalization of the notion of set in which members are allowed to …   Wikipedia

  • Natural exponential family — In probability and statistics, the natural exponential family (NEF) is a class of probability distributions that is a special case of an exponential family (EF). Many common distributions are members of a natural exponential family, and the use… …   Wikipedia

  • Cumulants (statistiques) — Dans la théorie des probabilités et en statistiques, une variable aléatoire X a une espérance mathématique μ = E(X) et une variance σ2 = E((X − μ)2). Ce sont les deux premiers cumulants : μ = κ1 et σ2 = κ2. Les cumulants κn sont définis par… …   Wikipédia en Français

  • Skewness — Example of experimental data with non zero (positive) skewness (gravitropic response of wheat coleoptiles, 1,790) In probability theory and statistics, skewness is a measure of the asymmetry of the probability distribution of a real valued random …   Wikipedia

  • Law of total cumulance — In probability theory and mathematical statistics, the law of total cumulance is a generalization to cumulants of the law of total probability, the law of total expectation, and the law of total variance. It has applications in the analysis of… …   Wikipedia

  • Dynamic light scattering — Hypothetical Dynamic light scattering of two samples: Larger particles on the top and smaller particle on the bottom Dynamic light scattering (also known as photon correlation spectroscopy or quasi elastic light scattering) is a technique in… …   Wikipedia

  • Central moment — In probability theory and statistics, central moments form one set of values by which the properties of a probability distribution can be usefully characterised. Central moments are used in preference to ordinary moments because then the values… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”