{"id":5556,"date":"2025-07-15T13:34:45","date_gmt":"2025-07-15T13:34:45","guid":{"rendered":"https:\/\/functiontranslator.com\/erfc-precise\/"},"modified":"2021-02-26T09:54:53","modified_gmt":"2021-02-26T09:54:53","slug":"erfc-precise","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/cs\/erfc-precise\/","title":{"rendered":"ERFC.PRECISE"},"content":{"rendered":"

\u00davod do funkce v\u00fdpo\u010dtu dopl\u0148kov\u00e9 funkce chyby<\/h2>\n

Funkce pro v\u00fdpo\u010det dopl\u0148kov\u00e9 funkce chyby je dostupn\u00e1 jak v Microsoft Excel, tak ve Google Sheets a je zn\u00e1ma pro v\u00fdpo\u010det komplement\u00e1rn\u00edho Gaussova erroru (Error Complement). Matematicky je definov\u00e1na jako \\\\(1 – \\\\text{ERF}(x)\\\\) a nach\u00e1z\u00ed uplatn\u011bn\u00ed p\u0159ev\u00e1\u017en\u011b ve statistik\u00e1ch a \u0159ad\u011b v\u011bdeck\u00fdch obor\u016f.<\/p>\n

Syntaxe a p\u0159\u00edklady<\/h2>\n

Syntaxe t\u00e9to funkce je identick\u00e1 pro ob\u011b aplikace:<\/p>\n

=ERFC.PRECISE(x)<\/code><\/pre>\n
    \n
  • x<\/strong> – Hodnota, pro kterou se vypo\u010d\u00edt\u00e1v\u00e1 dopl\u0148kov\u00e1 funkce chyby. Hodnota m\u016f\u017ee b\u00fdt jak\u00fdkoliv re\u00e1ln\u00fd \u010d\u00edslo.<\/li>\n<\/ul>\n
    P\u0159\u00edklad v\u00fdpo\u010dtu:<\/strong><\/p>\n
    =ERFC.PRECISE(1)<\/code><\/pre>\n
    Tento p\u0159\u00edkaz vr\u00e1t\u00ed hodnotu dopl\u0148kov\u00e9 funkce chyby pro \u010d\u00edslo 1. V\u00fdsledek v Excelu i Google Sheets by m\u011bl b\u00fdt p\u0159ibli\u017en\u011b 0.157299207050285.<\/p>\n
    Praktick\u00e9 pou\u017eit\u00ed<\/h2>\n
    Poj\u010fme se pod\u00edvat na n\u011bkolik p\u0159\u00edklad\u016f, kde m\u016f\u017ee b\u00fdt tato funkce vhodn\u011b aplikov\u00e1na.<\/p>\n
    P\u0159\u00edklad 1: V\u00fdpo\u010det spolehlivosti<\/h2>\n
    Spolehlivost syst\u00e9mu m\u016f\u017ee b\u00fdt modelov\u00e1na s vyu\u017eit\u00edm r\u016fzn\u00fdch statistick\u00fdch distribuc\u00ed, a zde m\u016f\u017ee dopl\u0148kov\u00e1 funkce chyby odhalit pravd\u011bpodobnost selh\u00e1n\u00ed syst\u00e9mu v ur\u010dit\u00e9m \u010dase.<\/p>\n
    Pro syst\u00e9m s norm\u00e1ln\u011b rozd\u011blen\u00fdm \u010dasem do selh\u00e1n\u00ed s pr\u016fm\u011brem 1000 hodin a standardn\u00ed odchylkou 100 hodin lze spo\u010d\u00edtat pravd\u011bpodobnost selh\u00e1n\u00ed do 1200 hodin takto:<\/p>\n
    =1 - ERFC.PRECISE((1200-1000)\/(100 * SQRT(2)))<\/code><\/pre>\n
    Zde (1200-1000)\/(100 * SQRT(2))<\/code> vypo\u010d\u00edt\u00e1 hodnotu \\\\(z\\\\) pro standardizovan\u00e9 norm\u00e1ln\u00ed rozd\u011blen\u00ed a ERFC.PRECISE<\/code> vr\u00e1t\u00ed hodnotu dopl\u0148kov\u00e9 funkce chyby pro \\\\(z\\\\).<\/p>\n
    P\u0159\u00edklad 2: Statistick\u00e9 testov\u00e1n\u00ed<\/h2>\n
    V oblasti statistick\u00e9ho testov\u00e1n\u00ed m\u016f\u017ee funkce ERFC.PRECISE pomoci p\u0159i v\u00fdpo\u010dtu p-hodnoty pro dvojstrann\u00e9 testy shody, pokud m\u00e1me k dispozici \\\\(z\\\\)-sk\u00f3re testovan\u00e9 statistiky.<\/p>\n\n\n\n
    Statistika<\/th>\nP\u0159\u00edkaz v Excel\/Google Sheets<\/th>\n<\/tr>\n
    z-sk\u00f3re = 2.33<\/td>\n=ERFC.PRECISE(2.33\/SQRT(2)) \/ 2<\/code><\/td>\n<\/tr>\n<\/table>\n
    Pro \\\\(z\\\\)-sk\u00f3re 2.33 spo\u010d\u00edt\u00e1me dopl\u0148kovou funkci chyby a v\u00fdsledek pod\u011bl\u00edme dv\u011bma, co\u017e reflektuje dvojstrannost testu (zahrnuje ob\u011b krajn\u00ed oblasti pravd\u011bpodobnostn\u00edho rozd\u011blen\u00ed).<\/p>\n
    Pro tyto a dal\u0161\u00ed pokro\u010dil\u00e9 v\u00fdpo\u010dty v oblasti statistiky a pravd\u011bpodobnosti doporu\u010dujeme vyu\u017e\u00edt funkci ERFC.PRECISE<\/strong>, jeliko\u017e poskytuje p\u0159esn\u00e9 \u00fadaje pro modelov\u00e1n\u00ed a vy\u010d\u00edslen\u00ed slo\u017eit\u011bj\u0161\u00edch probl\u00e9m\u016f spojen\u00fdch s rozd\u011blen\u00edm chybovosti.<\/p>\n","protected":false},"excerpt":{"rendered":"
    Vr\u00e1t\u00ed dopl\u0148kovou funkci ERF integrovanou mezi hodnotou x a\u00a0nekone\u010dnem<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[],"class_list":["post-5556","post","type-post","status-publish","format-standard","hentry","category-inzenyrske"],"acf":[],"yoast_head":"\nFunkce ERFC.PRECISE v Excelu: jak funguje, primjeri kori\u0161tenja formule<\/title>\n<meta name=\"description\" content=\"Opis funkcije ERFC.PRECISE u Excelu i Google tablicama. 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