{"id":17232,"date":"2002-05-06T00:00:00","date_gmt":"2002-05-06T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/propiedades-distribucionales-de-un-estada%c2%adstico-de-medicion-apropiada\/"},"modified":"2002-05-06T00:00:00","modified_gmt":"2002-05-06T00:00:00","slug":"propiedades-distribucionales-de-un-estada%c2%adstico-de-medicion-apropiada","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/psicologia\/propiedades-distribucionales-de-un-estada%c2%adstico-de-medicion-apropiada\/","title":{"rendered":"Propiedades distribucionales de un estad\u00edstico de medici\u00f3n apropiada"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rosa M. Nu\u00f1ez Nu\u00f1ez <\/strong><\/h2>\n<p>El estad\u00edstico de medici\u00f3n apropiada lz de drasgow, levine y williams (1985) es uno de los \u00edndices m\u00e1s exitosos para detectar patrones de respuesta at\u00edpica. Su prueba estad\u00edstica se fundamenta en el supuesto de que dicho estad\u00edstico sigue una distribuci\u00f3n normal tipificada. Sin embargo, varias investigaciones han puesto en tela de juicio la normalidad de la distribuci\u00f3n de lz, vi\u00e9ndose afectada por la longitud del test, por el modelo de tri al que se ajustan los datos, por la distribuci\u00f3n de habilidad, el procedimiento de estimaci\u00f3n del par\u00e1metro de habilidad, los par\u00e1metros de discriminaci\u00f3n y pseudo-azar, por la amplitud del rango de valores del par\u00e1metro de dificultad y la dimensionalidad del test. El an\u00e1lisis de los trabajos previos sobre las propiedades distribucionales de lz han suscitado las condiciones experimentales de este estudio de simulaci\u00f3n en el que se ha examinado el efecto que conjuntamente tienen el n\u00famero de \u00edtems de respuesta dicot\u00f3mica del test (10, 25, 50 y 75 \u00edtems), la magnitud del par\u00e1metro de discriminaci\u00f3n, el procedimiento de estimaci\u00f3n de los par\u00e1metros de habilidad y de los \u00edtems (m\u00e1xima versimilitud marginal y estimaci\u00f3n esperada a posteriori), la simetr\u00eda de la distribuci\u00f3n de habilidad (sim\u00e9trica, asim\u00e9trica positiva y asim\u00e9tria negativa) y el modelo de respuesta al \u00edtem (1-p, 2-p y 3-p)-  la distribuci\u00f3n del \u00edndice de medici\u00f3n apropiada se evalu\u00f3 con los estad\u00edsticos descriptivos: media, desviaci\u00f3n t\u00edpica, \u00edndice de simetr\u00eda e \u00edndice de curtosis, completando la informaci\u00f3n aportada por \u00e9stos con la prueba no param\u00e9trica de lilliefors; tambi\u00e9n se examin\u00f3 la tasa de error tipo i. se realiz\u00f3 un estudio de recubrimiento sobre el par\u00e1metro de habilidad para analizar el m\u00e9todo utilizado para estimarlo.  las conclusiones que se derivan son: la distribuci\u00f3n del \u00edndice lz de medici\u00f3n apropiada es centrada, asim\u00e9trica negativa y moderadamente leptoc\u00fartica, y<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Propiedades distribucionales de un estad\u00edstico de medici\u00f3n apropiada<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Propiedades distribucionales de un estad\u00edstico de medici\u00f3n apropiada <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rosa M. Nu\u00f1ez Nu\u00f1ez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/06\/2002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li> L\u00f3pez Pina Jos\u00e9 Antonio<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda isabel Barbero Garc\u00eda <\/li>\n<li>julio S\u00e1nchez meca (vocal)<\/li>\n<li>Juan a Gomez benito (vocal)<\/li>\n<li>vicente Gonz\u00e1lez  rom\u00e1 (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rosa M. Nu\u00f1ez Nu\u00f1ez El estad\u00edstico de medici\u00f3n apropiada lz de drasgow, levine y williams (1985) es [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[7292,8235,324,440],"tags":[13925,46689,45673,17419,54039,11867],"class_list":["post-17232","post","type-post","status-publish","format-standard","hentry","category-metodologia-psicologica","category-murcia","category-psicologia","category-psicologia-general","tag-juan-a-gomez-benito","tag-julio-sanchez-meca","tag-lopez-pina-jose-antonio","tag-maria-isabel-barbero-garcia","tag-rosa-m-nunez-nunez","tag-vicente-gonzalez-roma"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/17232","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=17232"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/17232\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=17232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=17232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=17232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}