{"id":329,"date":"2020-02-11T12:28:05","date_gmt":"2020-02-11T11:28:05","guid":{"rendered":"http:\/\/estatistika.ku.sk\/?page_id=329"},"modified":"2022-02-17T17:34:59","modified_gmt":"2022-02-17T16:34:59","slug":"priklad-chi-kvadrat-test-2-premenne","status":"publish","type":"page","link":"https:\/\/estatistika.ku.sk\/index.php\/induktivna-statistika\/komparacna-analyza\/komparacia-suborov-podla-nominalnej-premennej\/priklad-chi-kvadrat-test-2-premenne\/","title":{"rendered":"Ch\u00ed-kvadr\u00e1t test (2 premenn\u00e9)"},"content":{"rendered":"<ul>\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">test nez\u00e1vislosti Ch\u00ed-kvadr\u00e1t<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">pou\u017e\u00edva sa na testovanie po\u010detnost\u00ed kombin\u00e1cie <strong>dvoch \u010di viacer\u00fdch<\/strong> nomin\u00e1lnych premenn\u00fdch<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">p\u00fdtame sa, \u010di rozdelenie po\u010detnost\u00ed premennej X z\u00e1vis\u00ed\/nez\u00e1vis\u00ed od premennej Y<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Pr\u00edklad \u010d. 1<\/strong>: Cie\u013eom anal\u00fdzy je identifikova\u0165 existenciu diferenci\u00e1ci\u00ed v sk\u00fasenosti s ob\u0165a\u017euj\u00facimi\/nepr\u00edjemn\u00fdmi situ\u00e1ciami v internetovom prostred\u00ed medzi chlapcami a diev\u010datami.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">H<sub>0<\/sub>:\u00a0 Sk\u00fasenos\u0165 s ob\u0165a\u017euj\u00facimi\/nepr\u00edjemn\u00fdmi situ\u00e1ciami na internete nie je z\u00e1visl\u00e1 na pohlav\u00ed.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">H<sub>A<\/sub>:\u00a0Sk\u00fasenos\u0165 s ob\u0165a\u017euj\u00facimi\/nepr\u00edjemn\u00fdmi situ\u00e1ciami na internete je z\u00e1visl\u00e1 na pohlav\u00ed.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Operacionaliz\u00e1cia:<\/strong><\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">pohlavie &#8211; 1 = <strong>diev\u010da<\/strong>, 2 = <strong>chlapec<\/strong>;<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">Prihodilo sa ti za posledn\u00fd rok niekedy nie\u010do na internete, \u010do \u0165a nejak\u00fdm sp\u00f4sobom ob\u0165a\u017eovalo alebo znepokojilo (napr. c\u00edtil si sa nepr\u00edjemne,\u00a0 bol si znepokojen\u00fd\/\u00e1, vystra\u0161en\u00fd\/\u00e1 alebo si si povedal\/a, \u017ee si to rad\u0161ej nemal\/a vidie\u0165)?\u00a0&#8211; 0 = <b>nie<\/b>, 1 = <b>\u00e1no<\/b><\/span><\/li>\n<\/ul>\n<table style=\"border-collapse: collapse; width: 100%; height: 80px;\">\n<tbody>\n<tr style=\"height: 40px;\">\n<td style=\"width: 50%; height: 40px; text-align: center;\"><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Videon\u00e1vod: SPSS<\/strong><\/span><\/td>\n<td style=\"width: 50%; height: 40px; text-align: center;\"><strong><span style=\"font-family: helvetica, arial, sans-serif;\">Videon\u00e1vod: EXCEL<\/span><\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40px;\">\n<td style=\"width: 50%; height: 40px;\"><iframe title=\"Ch\u00ed-kvadr\u00e1t test - dve premenne - SPSS\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/I1kIQyBbA4M?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/td>\n<td style=\"width: 50%; height: 40px;\"><iframe title=\"Ch\u00ed kvadr\u00e1t test nez\u00e1vislosti\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/EdTLxMHWwYk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt; color: #800080;\"><strong>\u00a0<\/strong>\u00a0<strong>Sk\u00fa\u0161obn\u00fd pr\u00edklad:<\/strong><\/span><\/p>\n<blockquote style=\"font-size: 21px; text-align: left; color: #000000;\">\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Pr\u00edklad \u010d. 2<\/strong> si m\u00f4\u017eete sk\u00fasi\u0165 sami vypo\u010d\u00edta\u0165. Ni\u017e\u0161ie n\u00e1jdete pr\u00edslu\u0161n\u00fa d\u00e1tov\u00fa maticu v SPSS i v Exceli, s\u00fabory si m\u00f4\u017eete stiahnu\u0165. To \u010di ste zadanie spr\u00e1vne vypo\u010d\u00edtali si m\u00f4\u017eete overi\u0165, ak v\u00e1\u0161 v\u00fdsledok vlo\u017e\u00edte do v\u00fdsledkov\u00e9ho okna, ktor\u00e9 taktie\u017e n\u00e1jdete ni\u017e\u0161ie pod zadan\u00edm pr\u00edkladu.<\/span><\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Pr\u00edklad \u010d. 2<\/strong>: Cie\u013eom anal\u00fdzy je zisti\u0165, \u010di existuje rozdiel v\u00a0realiz\u00e1cii neleg\u00e1lnych aktiv\u00edt medzi dospievaj\u00facimi chlapcami a diev\u010datami.\u00a0<em>\u00a0<\/em><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">H<sub>0<\/sub>:\u00a0 V realiz\u00e1cii neleg\u00e1lnych aktiv\u00edt neexistuje \u0161tatisticky v\u00fdznamn\u00fd rozdiel vzh\u013eadom na pohlavie adolescentov.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">H<sub>A<\/sub>:\u00a0V realiz\u00e1cii neleg\u00e1lnych aktiv\u00edt existuje \u0161tatisticky v\u00fdznamn\u00fd rozdiel vzh\u013eadom na pohlavie adolescentov.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Operacionaliz\u00e1cia:<\/strong><\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">pohlavie \u2013 1 =\u00a0<strong>\u017eena<\/strong>, 2 =\u00a0<strong>mu\u017e<\/strong>;<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">realiz\u00e1cia neleg\u00e1lnych aktiv\u00edt \u2013 1 =\u00a0<strong>\u00e1no<\/strong>, 2 =\u00a0<strong>nie<\/strong><\/span><\/li>\n<\/ul>\n<table style=\"border-collapse: collapse; width: 100%; height: 81px;\">\n<tbody>\n<tr style=\"height: 41px;\">\n<td style=\"width: 50%; height: 41px; text-align: center;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 12pt;\"><strong>D\u00e1tov\u00e1 matica IBM SPSS na stiahnutie<br \/>\n<\/strong><\/span><\/td>\n<td style=\"width: 50%; height: 41px; text-align: center;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 12pt;\"><strong>D\u00e1tov\u00e1 matica MS EXCEL na stiahnutie<\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 40px;\">\n<td style=\"width: 50%; height: 40px;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><a href=\"http:\/\/estatistika.ku.sk\/wp-content\/uploads\/2022\/01\/komparacnaanalyza_nominalna-premenna.zip\"><img decoding=\"async\" class=\"alignnone wp-image-980\" src=\"http:\/\/estatistika.ku.sk\/wp-content\/uploads\/2020\/01\/cropped-logoIBM-SPSS.png\" alt=\"\" width=\"116\" height=\"94\" \/><\/a><\/span><\/td>\n<td style=\"width: 50%; height: 40px;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><a href=\"http:\/\/estatistika.ku.sk\/wp-content\/uploads\/2022\/02\/data-uloha-2_chitest.xlsx\"><img decoding=\"async\" class=\"alignnone wp-image-105\" src=\"http:\/\/estatistika.ku.sk\/wp-content\/uploads\/2020\/01\/782px-Microsoft_Excel_2013_logo.svg_.png\" alt=\"\" width=\"102\" height=\"100\" srcset=\"https:\/\/estatistika.ku.sk\/wp-content\/uploads\/2020\/01\/782px-Microsoft_Excel_2013_logo.svg_.png 782w, https:\/\/estatistika.ku.sk\/wp-content\/uploads\/2020\/01\/782px-Microsoft_Excel_2013_logo.svg_-300x295.png 300w, https:\/\/estatistika.ku.sk\/wp-content\/uploads\/2020\/01\/782px-Microsoft_Excel_2013_logo.svg_-768x754.png 768w\" sizes=\"(max-width: 102px) 100vw, 102px\" \/><\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Overte si \u010di ste pr\u00edklad vypo\u010d\u00edtali spr\u00e1vne<\/strong><\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif; font-size: 12pt;\">(v pr\u00edpade spr\u00e1vneho v\u00fdpo\u010dtu je v\u00fdsledok v zelenom r\u00e1m\u010deku)<\/span><\/p>\n<p style=\"text-align: center;\"><div class = \"hdq_quiz_wrapper\"><a href = \"https:\/\/estatistika.ku.sk\/index.php\/induktivna-statistika\/komparacna-analyza\/komparacia-suborov-podla-nominalnej-premennej\/priklad-chi-kvadrat-test-2-premenne\/\" rel=\"noamphtml\" class = \"hdq_quiz_start hdq_button button\" role = \"button\">Otvori\u0165 overenie v\u00fdpo\u010dtu<\/a><\/div><\/p>\n<blockquote>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt;\">! vpisujte p-hodnotu <strong>zaokr\u00fahlen\u00fa<\/strong> na 3-desatinn\u00e9 miesta.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt;\">! vpisujte v\u00fdsledok i\u00a0<strong>s nulou pred \u010diarkou<\/strong>, napr. 0,005 (v SPSS je v\u00fdsledok vo forme z\u00e1pisu .005).<\/span><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>test nez\u00e1vislosti Ch\u00ed-kvadr\u00e1t pou\u017e\u00edva sa na testovanie po\u010detnost\u00ed kombin\u00e1cie dvoch \u010di viacer\u00fdch nomin\u00e1lnych premenn\u00fdch p\u00fdtame sa, \u010di rozdelenie po\u010detnost\u00ed premennej X z\u00e1vis\u00ed\/nez\u00e1vis\u00ed od premennej Y Pr\u00edklad \u010d. 1: Cie\u013eom anal\u00fdzy je identifikova\u0165 existenciu diferenci\u00e1ci\u00ed v sk\u00fasenosti s ob\u0165a\u017euj\u00facimi\/nepr\u00edjemn\u00fdmi situ\u00e1ciami v internetovom prostred\u00ed medzi chlapcami a diev\u010datami. H0:\u00a0 Sk\u00fasenos\u0165 s ob\u0165a\u017euj\u00facimi\/nepr\u00edjemn\u00fdmi situ\u00e1ciami na internete nie je [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":277,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"templates\/template-full-width.php","meta":{"footnotes":""},"class_list":["post-329","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/comments?post=329"}],"version-history":[{"count":64,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/329\/revisions"}],"predecessor-version":[{"id":2178,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/329\/revisions\/2178"}],"up":[{"embeddable":true,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/277"}],"wp:attachment":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/media?parent=329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}