Index of dispersion
id:
index-of-dispersion-316-13881232
title:
Index of dispersion
text:
In probability theory and statistics, the index of dispersion, dispersion index, coefficient of dispersion, relative variance, or variance-to-mean ratio (VMR), like the coefficient of variation, is a normalized measure of the dispersion of a probability distribution: it is a measure used to quantify whether a set of observed occurrences are clustered or dispersed compared to a standard statistical model. It is defined as the ratio of the variance σ 2 to the mean μ , It is also known as the Fano
brand slug:
wiki
category slug:
encyclopedia
description:
Normalized measure of the dispersion of a probability distribution
original url:
https://en.wikipedia.org/wiki/Index_of_dispersion
date created:
date modified:
2024-03-05T15:27:02Z
main entity:
{"identifier":"Q2158178","url":"https://www.wikidata.org/entity/Q2158178"}
image:
fields total:
13
integrity:
14