{"id":9728,"date":"1995-01-12T00:00:00","date_gmt":"1995-01-12T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/12\/suficiencia-e-invarianza\/"},"modified":"1995-01-12T00:00:00","modified_gmt":"1995-01-12T00:00:00","slug":"suficiencia-e-invarianza","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/suficiencia-e-invarianza\/","title":{"rendered":"Suficiencia e invarianza."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Antonio Oyola Velasco <\/strong><\/h2>\n<p>En esta memoria se hace un estudio detallado de la relacion entre suficiencia e invarianza en estadistica matematica. Se hace un repaso de los principales resultados aparecidos hasta el momento en la literatura sobre el tema, adaptando dichos resultados a unas definiciones de invarianza e inavarianza maximal que se adapta mejor que las habituales al contexto teorico en que nos desenvolvemos. Se presentan algunos contraejemplos que pretenden poner de manifiesto la falsedad de ciertos resultados que aparecen en los principales articulos publicados sobre el tema (un articulo de hall, wijsman y ghosh de 1965 y otro de berk de 1972), al tiempo que se presentan resultados positivos que, modificando apropiadamente las hipotesis, corrigen los anteriores. Los distintos capitulos de la memoria estudian sucesivamente la relacion entre suficiencia e invarianza en terminos de estadisticos y delta-algebras, la relacion entre suficiencia y casi-invarianza y la nocion de suficiencia en el caso fuertemente invariante.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Suficiencia e invarianza.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Suficiencia e invarianza. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Antonio Oyola Velasco <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Extremadura<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/12\/1995<\/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>Agust\u00edn Garc\u00eda Nogales<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ram\u00f3n Ardanuy albajar <\/li>\n<li>Miguel angel Gomez villegas (vocal)<\/li>\n<li>Francisco Requena guerrero (vocal)<\/li>\n<li>aurora Hermoso carazo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Antonio Oyola Velasco En esta memoria se hace un estudio detallado de la relacion entre suficiencia [&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 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