Mean-preserving spread
id:
mean-preserving-spread-200-6250128
title:
Mean-preserving spread
text:
In probability and statistics, a mean-preserving spread (MPS) is a change from one probability distribution A to another probability distribution B, where B is formed by spreading out one or more portions of A's probability density function or probability mass function while leaving the mean unchanged. As such, the concept of mean-preserving spreads provides a stochastic ordering of equal-mean gambles according to their degree of risk; this ordering is partial, meaning that of two equal-mean gam
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wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Mean-preserving_spread
date created:
date modified:
2022-05-21T03:59:57Z
main entity:
{"identifier":"Q6803556","url":"https://www.wikidata.org/entity/Q6803556"}
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13
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13