{"id":4577,"date":"2026-08-11T11:48:19","date_gmt":"2026-08-11T09:48:19","guid":{"rendered":"https:\/\/ellistat.com\/?post_type=guide-dutilisateur&#038;p=4577"},"modified":"2026-08-11T11:52:03","modified_gmt":"2026-08-11T09:52:03","slug":"az-elv-amit-egy-szoveg-kimond-es-amit-nem-mond-ki","status":"publish","type":"guide-dutilisateur","link":"https:\/\/ellistat.com\/hu\/guide-dutilisateur\/le-principe-ce-que-dit-un-text-et-ce-quil-ne-dit-pas\/","title":{"rendered":"Az alapelv: mit \u00e1rul el egy teszt, \u00e9s mit nem"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Minden teszt k\u00e9t hipot\u00e9zist \u00e1ll\u00edt szembe egym\u00e1ssal:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H0<\/strong>, a nullhipot\u00e9zis: nincs k\u00fcl\u00f6nbs\u00e9g. Ez az alap\u00e9rtelmezett hipot\u00e9zis, amelyet megpr\u00f3b\u00e1lunk c\u00e1folni.<\/li>\n\n\n\n<li><strong>H1<\/strong>, az alternat\u00edv hipot\u00e9zis: van k\u00fcl\u00f6nbs\u00e9g.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A teszt kisz\u00e1m\u00edtja a&nbsp;<strong>p-\u00e9rt\u00e9k<\/strong>&nbsp;: annak a val\u00f3sz\u00edn\u0171s\u00e9ge, hogy legal\u00e1bb olyan nagy elt\u00e9r\u00e9st figyeljenek meg, mint a ti\u00e9d&nbsp;<strong>ha a H0 hipot\u00e9zis igaz lenne<\/strong>. Az alacsony p-\u00e9rt\u00e9k miatt a v\u00e9letlen val\u00f3sz\u00edn\u0171s\u00e9ge csek\u00e9lynek t\u0171nik, ez\u00e9rt elutas\u00edtjuk a H0-hipot\u00e9zist.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le\u00a0<strong>alfa-kock\u00e1zat<\/strong>\u00a0az a k\u00fcsz\u00f6b\u00e9rt\u00e9k, amelyet magadnak \u00e1ll\u00edtasz be, hagyom\u00e1nyosan 5 %. Ez annak a kock\u00e1zata, hogy olyan elt\u00e9r\u00e9st jelentesz, amely val\u00f3j\u00e1ban nem l\u00e9tezik.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ellistat <a href=\"https:\/\/ellistat.com\/hu\/adatelemzesi-megoldasok\/\" data-type=\"page\" data-id=\"905\">Adatelemz\u00e9s<\/a> a k\u00f6vetkeztet\u00e9st n\u00e9gy szintre osztja, sz\u00ednk\u00f3ddal jel\u00f6lve:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>p-\u00e9rt\u00e9k<\/strong><\/td><td><strong>K\u00f6vetkeztet\u00e9s<\/strong><\/td><\/tr><\/thead><tbody><tr><td>p \u2264 0,01<\/td><td>Nagyon jelent\u0151s<\/td><\/tr><tr><td>0,01 &lt; p \u2264 0,05<\/td><td>Jelent\u0151s<\/td><\/tr><tr><td>0,05 &lt; p \u2264 0,1<\/td><td>Jelent\u0151s hat\u00e1r\u00e9rt\u00e9k<\/td><\/tr><tr><td>p &gt; 0,1<\/td><td>Nem szignifik\u00e1ns<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u26a0\ufe0f\u00a0<strong>A \u00abnem szignifik\u00e1ns\u00bb nem jelenti azt, hogy \u201eegyenl\u0151\u201d.<\/strong>\u00a0Ez azt jelenti, hogy az adatok nem elegend\u0151ek a k\u00f6vetkeztet\u00e9s levon\u00e1s\u00e1hoz. Csoportonk\u00e9nt \u00f6t m\u00e9r\u00e9s eset\u00e9n egy t\u00e9nylegesen jelent\u0151s k\u00fcl\u00f6nbs\u00e9g is statisztikailag nem szignifik\u00e1nsnak bizonyulhat, mivel a teszt nem el\u00e9g \u00e9rz\u00e9keny ahhoz, hogy ezt kimutassa. Pontosan erre szolg\u00e1l a\u00a0<strong>Teljes\u00edtm\u00e9ny<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 Ugyanakkor egy apr\u00f3 elt\u00e9r\u00e9s is jelent\u0151ss\u00e9 v\u00e1lik nagyon nagy mintanagys\u00e1g eset\u00e9n.&nbsp;<strong>A \u201ejelent\u0151s\u201d nem egyenl\u0151 a \u201efontos\u201d kifejez\u00e9ssel.<\/strong>&nbsp;A p-\u00e9rt\u00e9k mellett mindig vegy\u00fck figyelembe a k\u00fcl\u00f6nbs\u00e9g nagys\u00e1g\u00e1t is: a statisztika azt mutatja, hogy a k\u00fcl\u00f6nbs\u00e9g val\u00f3di-e, a m\u00e9rn\u00f6k pedig azt, hogy sz\u00e1m\u00edt-e.<\/p>\n<\/blockquote>","protected":false},"featured_media":0,"menu_order":20,"template":"","meta":{"_acf_changed":true},"menu-guide-dutilisateur":[23],"class_list":["post-4577","guide-dutilisateur","type-guide-dutilisateur","status-publish","hentry","menu-guide-dutilisateur-5-statistiques-inferentielles"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - 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