{"id":235,"date":"2020-01-25T11:55:21","date_gmt":"2020-01-25T10:55:21","guid":{"rendered":"http:\/\/estatistika.ku.sk\/?page_id=235"},"modified":"2022-02-25T16:26:10","modified_gmt":"2022-02-25T15:26:10","slug":"ordinalna-premenna","status":"publish","type":"page","link":"https:\/\/estatistika.ku.sk\/index.php\/druhy-premennych\/ordinalna-premenna\/","title":{"rendered":"Ordin\u00e1lna premenn\u00e1"},"content":{"rendered":"

Ordin\u00e1lna (poradov\u00e1) premenn\u00e1 <\/strong>\u2013 vyjadruje sk\u00faman\u00fd jav v kateg\u00f3ri\u00e1ch, ktor\u00e9 s\u00fa v ur\u010ditom type vz\u0165ahu (napr. vy\u0161\u0161\u00ed, spokojnej\u0161\u00ed, silnej\u0161\u00ed, …), teda v\u0161eobecne vo vz\u0165ahu \u201ev\u00e4\u010d\u0161\u00ed ne\u017e\u201c, pri\u010dom nie je jasn\u00e1 ve\u013ekos\u0165 rozdielu.<\/span><\/p>\n

Neplat\u00ed tu ekvivalencia, ale nerovnos\u0165<\/strong> (>), jedn\u00e1 sa o ur\u010denie poradia<\/strong>. V tejto \u00farovni merania za\u010d\u00ednaj\u00fa \u010d\u00edsla nadob\u00fada\u0165 i kvantifika\u010dn\u00fa \u00falohu, i ke\u010f s ist\u00fdm obmedzen\u00edm.<\/span><\/p>\n

Pr\u00edkladom m\u00f4\u017ee by\u0165 poradie v\u00fdsledkov v s\u00fa\u0165a\u017ei Miss (vi\u010f obr\u00e1zok). Vieme, \u017ee osoba A skon\u010dila prv\u00e1, osoba B druh\u00e1, osoba C tretia, ale nevieme poveda\u0165, ak\u00e1 je vzdialenos\u0165 jednotliv\u00fdch intervalov. Pri ordin\u00e1lnych premenn\u00fdch teda pozn\u00e1me poradie a smer<\/strong>, ale nie odstup (interval) medzi jednotliv\u00fdmi \u00farov\u0148ami.<\/span><\/p>\n

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Pr\u00edklady: \u0161kolsk\u00e9 zn\u00e1mky, stupe\u0148 vzdelania, po\u010det hviezdi\u010diek hotela a i. V dotazn\u00edku m\u00f4\u017ee ma\u0165 podobu Likertovej stupnice vyjadruj\u00facej stupe\u0148 s\u00fahlasu, pozit\u00edvny\/negat\u00edvny postoj, mieru spokojnosti a pod.<\/span><\/p>\n

Ako by ste hodnotili kvalitu \u0161t\u00fadia? <\/em>(1 = ve\u013emi zl\u00e1, 2 = zl\u00e1, 3 = ani dobr\u00e1\/ani zl\u00e1, 4 = dobr\u00e1, 5 = ve\u013emi dobr\u00e1)<\/span><\/p>\n

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\n

Na \u0161tatistick\u00e9 spracovanie ordin\u00e1lnych premenn\u00fdch sa odpor\u00fa\u010da pou\u017ei\u0165 medi\u00e1n<\/strong><\/a><\/em>, ale ako uv\u00e1dza Rimar\u010d\u00edk (2007), v soci\u00e1lnych ved\u00e1ch je mo\u017en\u00e9 pou\u017e\u00edva\u0165 na \u0161tatistick\u00fa anal\u00fdzu aj met\u00f3dy ur\u010den\u00e9 pre kardin\u00e1lne premenn\u00e9. Je to mo\u017en\u00e9 v pr\u00edpade, ak po\u010det hodn\u00f4t ordin\u00e1lnej premennej je aspo\u0148 5 a s\u00fa\u010dasne nie je d\u00f4vod predpoklada\u0165 v\u00fdrazn\u00e9 rozdiely vo \u201evzdialenostiach\u201c medzi jednotliv\u00fdmi kateg\u00f3riami. (Napr\u00edklad na anal\u00fdzu miery s\u00fahlasu s ur\u010dit\u00fdm v\u00fdrokom na \u0161k\u00e1le od 1-\u00faplne nes\u00fahlas\u00edm, po 5-\u00faplne s\u00fahlas\u00edm, m\u00f4\u017eeme pou\u017ei\u0165 met\u00f3dy ur\u010den\u00e9 pre kardin\u00e1lne premenn\u00e9 \u2013 napr. vyjadrenie prostredn\u00edctvom priemeru, nielen medi\u00e1nu<\/em>).<\/em><\/span><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"

Ordin\u00e1lna (poradov\u00e1) premenn\u00e1 \u2013 vyjadruje sk\u00faman\u00fd jav v kateg\u00f3ri\u00e1ch, ktor\u00e9 s\u00fa v ur\u010ditom type vz\u0165ahu (napr. vy\u0161\u0161\u00ed, spokojnej\u0161\u00ed, silnej\u0161\u00ed, …), teda v\u0161eobecne vo vz\u0165ahu \u201ev\u00e4\u010d\u0161\u00ed ne\u017e\u201c, pri\u010dom nie je jasn\u00e1 ve\u013ekos\u0165 rozdielu. Neplat\u00ed tu ekvivalencia, ale nerovnos\u0165 (>), jedn\u00e1 sa o ur\u010denie poradia. V tejto \u00farovni merania za\u010d\u00ednaj\u00fa \u010d\u00edsla nadob\u00fada\u0165 i kvantifika\u010dn\u00fa \u00falohu, i ke\u010f […]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":219,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"templates\/template-full-width.php","meta":{"footnotes":""},"class_list":["post-235","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/235","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=235"}],"version-history":[{"count":6,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/235\/revisions"}],"predecessor-version":[{"id":2219,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/235\/revisions\/2219"}],"up":[{"embeddable":true,"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/pages\/219"}],"wp:attachment":[{"href":"https:\/\/estatistika.ku.sk\/index.php\/wp-json\/wp\/v2\/media?parent=235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}