Approximations to distribution of median in stratified samples

We consider an Edgeworth type approximation to the distribution function of sample median in the case of stratified samples drawn without replacement. We give explicit expression of this approximation, and also its empirical version based on bootstrap. We compare their accuracy with that of the norm...

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Main Authors: Andrius Čiginas, Tomas Rudys
Format: Article
Language:English
Published: Vilnius University Press 2011-12-01
Series:Lietuvos Matematikos Rinkinys
Subjects:
Online Access:https://www.journals.vu.lt/LMR/article/view/15449
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author Andrius Čiginas
Tomas Rudys
author_facet Andrius Čiginas
Tomas Rudys
author_sort Andrius Čiginas
collection DOAJ
description We consider an Edgeworth type approximation to the distribution function of sample median in the case of stratified samples drawn without replacement. We give explicit expression of this approximation, and also its empirical version based on bootstrap. We compare their accuracy with that of the normal approximation by numerical examples.
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spelling doaj.art-e4a0ccf1952643fdbc60ef72ffe5f8372022-12-21T23:41:51ZengVilnius University PressLietuvos Matematikos Rinkinys0132-28182335-898X2011-12-0152proc. LMS10.15388/LMR.2011.st01Approximations to distribution of median in stratified samplesAndrius Čiginas0Tomas Rudys1Vilnius UniversityVilnius Gedimino Technical UniversityWe consider an Edgeworth type approximation to the distribution function of sample median in the case of stratified samples drawn without replacement. We give explicit expression of this approximation, and also its empirical version based on bootstrap. We compare their accuracy with that of the normal approximation by numerical examples.https://www.journals.vu.lt/LMR/article/view/15449finite populationstratified sample without replacementHoeffding decompositionEdgeworth expansionbootstrap
spellingShingle Andrius Čiginas
Tomas Rudys
Approximations to distribution of median in stratified samples
Lietuvos Matematikos Rinkinys
finite population
stratified sample without replacement
Hoeffding decomposition
Edgeworth expansion
bootstrap
title Approximations to distribution of median in stratified samples
title_full Approximations to distribution of median in stratified samples
title_fullStr Approximations to distribution of median in stratified samples
title_full_unstemmed Approximations to distribution of median in stratified samples
title_short Approximations to distribution of median in stratified samples
title_sort approximations to distribution of median in stratified samples
topic finite population
stratified sample without replacement
Hoeffding decomposition
Edgeworth expansion
bootstrap
url https://www.journals.vu.lt/LMR/article/view/15449
work_keys_str_mv AT andriusciginas approximationstodistributionofmedianinstratifiedsamples
AT tomasrudys approximationstodistributionofmedianinstratifiedsamples