{"id":10766,"date":"2025-07-15T13:34:51","date_gmt":"2025-07-15T13:34:51","guid":{"rendered":"https:\/\/functiontranslator.com\/inv-binom\/"},"modified":"2021-02-25T17:14:41","modified_gmt":"2021-02-25T17:14:41","slug":"binom-inv","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/pt-pt\/binom-inv\/","title":{"rendered":"INV.BINOM"},"content":{"rendered":"<h2>Sintaxe e Utiliza\u00e7\u00e3o<\/h2>\n<p>A fun\u00e7\u00e3o <code>BINOM.INV<\/code> no Microsoft Excel e <code>INV.BINOM<\/code> no Google Sheets \u00e9 empregada para calcular o menor valor pelo qual a distribui\u00e7\u00e3o binomial acumulada \u00e9 menor ou igual a um determinado crit\u00e9rio de probabilidade. Essa fun\u00e7\u00e3o \u00e9 essencial em an\u00e1lises estat\u00edsticas para determinar o valor cr\u00edtico de sucessos nos ensaios de Bernoulli.<\/p>\n<p>A sintaxe da fun\u00e7\u00e3o \u00e9:<\/p>\n<pre><code>BINOM.INV(n\u00famero_ensaios, probabilidade_sucesso, crit\u00e9rio_probabilidade)<\/code><\/pre>\n<p>Onde:<\/p>\n<ul>\n<li><b>n\u00famero_ensaios<\/b>: representa o total de ensaios independentes.<\/li>\n<li><b>probabilidade_sucesso<\/b>: indica a probabilidade de sucesso em cada ensaio.<\/li>\n<li><b>crit\u00e9rio_probabilidade<\/b>: \u00e9 a probabilidade acumulada necess\u00e1ria, variando de 0 a 1.<\/li>\n<\/ul>\n<h2>Exemplos Pr\u00e1ticos de Aplica\u00e7\u00e3o<\/h2>\n<p> <b>Exemplo 1: Controle de Qualidade<\/b> <\/p>\n<p>Uma f\u00e1brica de l\u00e2mpadas identifica que a probabilidade de uma l\u00e2mpada ser defeituosa \u00e9 de 0.02. No controle de qualidade, um lote de 100 l\u00e2mpadas ser\u00e1 inspecionado. O objetivo \u00e9 determinar o n\u00famero m\u00e1ximo de l\u00e2mpadas defeituosas que provavelmente ser\u00e3o encontradas no lote, mantendo uma confian\u00e7a de 90%.<\/p>\n<pre><code>= BINOM.INV(100, 0.02, 0.9)<\/code><\/pre>\n<p>Este c\u00e1lculo indica o maior n\u00famero de l\u00e2mpadas defeituosas que ainda permite que a probabilidade cumulativa de defeitos seja de 90% ou menos. Supondo que o resultado seja 5, isso implica que \u00e9 prov\u00e1vel encontrar at\u00e9 5 l\u00e2mpadas defeituosas em cada 100 l\u00e2mpadas testadas, com 90% de confian\u00e7a.<\/p>\n<p> <b>Exemplo 2: Pesquisa de Mercado<\/b> <\/p>\n<p>Uma empresa realiza uma pesquisa para averiguar quantas pessoas preferem seu novo produto. Com 400 pessoas entrevistadas e uma probabilidade de 0.55 de algu\u00e9m preferir o produto, quantas respostas favor\u00e1veis s\u00e3o necess\u00e1rias para assegurar que pelo menos 75% das entrevistas t\u00eam um retorno positivo?<\/p>\n<pre><code>= BINOM.INV(400, 0.55, 0.75)<\/code><\/pre>\n<p>Essa opera\u00e7\u00e3o ajuda a empresa a descobrir o n\u00famero m\u00ednimo de respostas favor\u00e1veis necess\u00e1rias para garantir que, no m\u00ednimo, 75% das opini\u00f5es coletadas sejam positivas. Suponha que o resultado seja 266. Isso indica que ao menos 266 aprova\u00e7\u00f5es s\u00e3o requeridas entre as 400 entrevistas para alcan\u00e7ar essa probabilidade acumulada.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Devolve o menor valor em que a distribui\u00e7\u00e3o binomial cumulativa \u00e9 menor ou igual a um valor de crit\u00e9rio<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[442],"tags":[],"class_list":["post-10766","post","type-post","status-publish","format-standard","hentry","category-estatistica"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fun\u00e7\u00e3o BINOM.INV (INV.BINOM) no Excel \u2013 como funciona, exemplos e sintaxe<\/title>\n<meta name=\"description\" content=\"Breve descri\u00e7\u00e3o da fun\u00e7\u00e3o BINOM.INV (INV.BINOM) do Excel. 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