{"id":5469,"date":"2025-07-15T13:34:44","date_gmt":"2025-07-15T13:34:44","guid":{"rendered":"https:\/\/functiontranslator.com\/chisq-inv-rt\/"},"modified":"2021-02-26T09:51:34","modified_gmt":"2021-02-26T09:51:34","slug":"chisq-inv-rt","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/cs\/chisq-inv-rt\/","title":{"rendered":"CHISQ.INV.RT"},"content":{"rendered":"<h2>Popis funkce pro inverzn\u00ed pravou stranu ch\u00ed-kvadr\u00e1t rozd\u011blen\u00ed<\/h2>\n<p>Funkce <code>CHISQ.INV.RT<\/code> v Microsoft Excel a Google Sheets je ur\u010dena pro v\u00fdpo\u010det inverzn\u00ed hodnoty pro prav\u00fd chvost ch\u00ed-kvadr\u00e1tov\u00e9ho rozd\u011blen\u00ed pravd\u011bpodobnosti. Tato funkce je kl\u00ed\u010dov\u00e1 v oblasti statistick\u00e9 anal\u00fdzy, obzvl\u00e1\u0161t\u011b p\u0159i testov\u00e1n\u00ed hypot\u00e9z, kdy je t\u0159eba ur\u010dit, jak\u00e1 hodnota ch\u00ed-kvadr\u00e1tu odpov\u00edd\u00e1 zadan\u00e9 pravd\u011bpodobnosti odm\u00edtnut\u00ed.<\/p>\n<h2>Syntaxe funkce<\/h2>\n<p>Syntaxe pro funkci <code>CHISQ.INV.RT<\/code> je n\u00e1sleduj\u00edc\u00ed:<\/p>\n<pre> <code>CHISQ.INV.RT(pravd\u011bpodobnost, stupn\u011b_voli)<\/code> <\/pre>\n<ul>\n<li><strong>pravd\u011bpodobnost<\/strong> &#8211; Pravd\u011bpodobnost, kter\u00e1 odpov\u00edd\u00e1 prav\u00e9mu chvostu ch\u00ed-kvadr\u00e1tov\u00e9ho rozd\u011blen\u00ed. Tato hodnota by m\u011bla b\u00fdt v intervalu od 0 do 1.<\/li>\n<li><strong>stupn\u011b_voli<\/strong> &#8211; Po\u010det stup\u0148\u016f volnosti distribuce. Toto \u010d\u00edslo by m\u011blo b\u00fdt kladn\u00e9 cel\u00e9 \u010d\u00edslo.<\/li>\n<\/ul>\n<h2>P\u0159\u00edklad pou\u017eit\u00ed<\/h2>\n<table>\n<tr>\n<th>Pravd\u011bpodobnost<\/th>\n<th>Stupn\u011b voli<\/th>\n<th>V\u00fdsledek<\/th>\n<\/tr>\n<tr>\n<td>0.05<\/td>\n<td>10<\/td>\n<td><code>=CHISQ.INV.RT(0.05, 10)<\/code><\/td>\n<\/tr>\n<\/table>\n<p>V tomto p\u0159\u00edkladu funkce vrac\u00ed hodnotu ch\u00ed-kvadr\u00e1tu, kter\u00e1 odpov\u00edd\u00e1 5% pravd\u011bpodobnosti v prav\u00e9m chvostu s 10 stupni volnosti.<\/p>\n<h2>Aplikace ve skute\u010dn\u00fdch \u00faloh\u00e1ch<\/h2>\n<h2>1. Hypotezov\u00e9 testov\u00e1n\u00ed<\/h2>\n<p>P\u0159edstavte si, \u017ee jako statistik pot\u0159ebujete ur\u010dit kritickou hodnotu pro test nez\u00e1vislosti na \u00farovni signifikance 0.01 s 15 stupni volnosti. Postup by byl n\u00e1sleduj\u00edc\u00ed:<\/p>\n<pre> <code>=CHISQ.INV.RT(0.01, 15)<\/code> <\/pre>\n<p>Tento p\u0159\u00edklad ilustruje, jak snadno z\u00edskat kritickou hodnotu, kterou pak porovn\u00e1te s vypo\u010d\u00edtan\u00fdm ch\u00ed-kvadr\u00e1tem z va\u0161ich dat. Pokud je ch\u00ed-kvadr\u00e1t vy\u0161\u0161\u00ed ne\u017e kritick\u00e1 hodnota, zam\u00edtnete nulovou hypot\u00e9zu o nez\u00e1vislosti.<\/p>\n<h2>2. Stanoven\u00ed konfiden\u010dn\u00edch interval\u016f<\/h2>\n<p>K ur\u010den\u00ed konfiden\u010dn\u00edch interval\u016f pro o\u010dek\u00e1van\u00e9 po\u010dty v kontingen\u010dn\u00ed tabulce s jedn\u00edm stupn\u011bm volnosti m\u016f\u017ee b\u00fdt funkce <code>CHISQ.INV.RT<\/code> rovn\u011b\u017e u\u017eite\u010dn\u00e1. Pro stanoven\u00ed doln\u00ed a horn\u00ed meze intervalu s 95% spolehlivost\u00ed postupujte takto:<\/p>\n<pre> <code>Ni\u017e\u0161\u00ed mez: =CHISQ.INV.RT(0.975, 1) Horn\u00ed mez: =CHISQ.INV.RT(0.025, 1)<\/code> <\/pre>\n<p>Tento postup v\u00e1m umo\u017en\u00ed odhadnout rozmez\u00ed, ve kter\u00e9m se pravd\u011bpodobn\u011b nach\u00e1z\u00ed skute\u010dn\u00fd o\u010dek\u00e1van\u00fd po\u010det s ur\u010ditou m\u00edrou spolehlivosti.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vr\u00e1t\u00ed hodnotu funkce inverzn\u00ed k distribu\u010dn\u00ed funkci jednostrann\u00e9 pravd\u011bpodobnosti rozd\u011blen\u00ed ch\u00ed-kvadr\u00e1t<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[287],"tags":[],"class_list":["post-5469","post","type-post","status-publish","format-standard","hentry","category-statisticke"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Funkce CHISQ.INV.RT v Excelu: jak funguje, primjeri kori\u0161tenja formule<\/title>\n<meta name=\"description\" content=\"Opis funkcije CHISQ.INV.RT u Excelu i Google tablicama. 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