{"id":323,"date":"2023-08-02T11:47:03","date_gmt":"2023-08-02T11:47:03","guid":{"rendered":"https:\/\/statorials.org\/pt\/teste-de-adequacao\/"},"modified":"2023-08-02T11:47:03","modified_gmt":"2023-08-02T11:47:03","slug":"teste-de-adequacao","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/teste-de-adequacao\/","title":{"rendered":"Teste de adequa\u00e7\u00e3o"},"content":{"rendered":"<p>Este artigo explica o que \u00e9 um teste de adequa\u00e7\u00e3o e para que ele \u00e9 usado nas estat\u00edsticas. Tamb\u00e9m mostra como realizar um teste de ajuste e, al\u00e9m disso, voc\u00ea poder\u00e1 ver um exerc\u00edcio resolvido passo a passo. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-una-prueba-de-bondad-de-ajuste\"><\/span> O que \u00e9 um teste de ajuste?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> O <strong>teste de adequa\u00e7\u00e3o<\/strong> \u00e9 um teste estat\u00edstico que nos permite determinar se uma amostra de dados se ajusta ou n\u00e3o a uma determinada <a href=\"https:\/\/statorials.org\/pt\/distribuicao-de-probabilidade-1\/\">distribui\u00e7\u00e3o de probabilidade<\/a> . Em outras palavras, o teste de adequa\u00e7\u00e3o \u00e9 utilizado para verificar se os dados observados correspondem aos dados esperados.<\/p>\n<p> Freq\u00fcentemente, tentamos fazer previs\u00f5es sobre um fen\u00f4meno e, como resultado, temos valores esperados sobre esse fen\u00f4meno que acreditamos que ocorrer\u00e3o. No entanto, devemos ent\u00e3o recolher os dados e verificar se os dados recolhidos correspondem \u00e0s nossas expectativas. Assim, os testes de adequa\u00e7\u00e3o permitem decidir atrav\u00e9s de um crit\u00e9rio estat\u00edstico se os dados esperados e os dados observados s\u00e3o semelhantes ou n\u00e3o.<\/p>\n<p> Assim o teste de adequa\u00e7\u00e3o \u00e9 um <a href=\"https:\/\/statorials.org\/pt\/teste-de-hipotese-1\/\">teste de hip\u00f3tese<\/a> cuja hip\u00f3tese nula \u00e9 que os valores observados s\u00e3o iguais aos valores esperados, por outro lado, a hip\u00f3tese alternativa do teste indica que os valores observados s\u00e3o estatisticamente diferentes dos valores esperados.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-db79847cd8097a2baca298bf82594f4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{cases}H_0: f(x)=f_o(x)\\\\[2ex]H_1: f(x)\\neq f_o(x)\\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"147\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Em estat\u00edstica, o teste de adequa\u00e7\u00e3o tamb\u00e9m \u00e9 conhecido como <a href=\"https:\/\/statorials.org\/pt\/teste-de-qualidade-de-ajuste-do-qui-quadrado\/\">teste do qui-quadrado<\/a> , uma vez que a distribui\u00e7\u00e3o de refer\u00eancia do teste \u00e9 a distribui\u00e7\u00e3o do qui-quadrado. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-prueba-de-bondad-de-ajuste\"><\/span> F\u00f3rmula de teste de ajuste<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> A estat\u00edstica <a href=\"https:\/\/statorials.org\/pt\/qualidade-de-ajuste\/\">do teste de adequa\u00e7\u00e3o<\/a> \u00e9 igual \u00e0 soma dos quadrados das diferen\u00e7as entre os valores observados e os valores esperados dividida pelos valores esperados.<\/p>\n<p> Assim, a <strong>f\u00f3rmula do teste de adequa\u00e7\u00e3o<\/strong> \u00e9 a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ca52fc2f501a2bff49c05e6c321e242e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\chi^2=\\sum_{i=1}^k\\frac{(O_i-E_i)^2}{E_i}\" title=\"Rendered by QuickLaTeX.com\" height=\"52\" width=\"154\" style=\"vertical-align: -21px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\"> Ouro:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-984dc78529fc235b078a9f3b62d0f0c4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\chi^2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<p> \u00e9 a estat\u00edstica do teste de adequa\u00e7\u00e3o, que segue uma distribui\u00e7\u00e3o qui-quadrado com<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-7dfca2445cd362ac42fb9032c9cf2367_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k-1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"39\" style=\"vertical-align: 0px;\"><\/p>\n<p> graus de liberdade.<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d42bc2203d6f76ad01b27ac9acc0bee1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 o tamanho da amostra de dados.<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-434bc05ea7818e67065a4f690de03718_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"O_i\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"19\" style=\"vertical-align: -3px;\"><\/p>\n<p> \u00e9 o valor observado para os dados i.<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a1e6cfc87bb6b00130570c8c9f348b98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"E_i\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \u00e9 o valor esperado para os dados i.<\/li>\n<\/ul>\n<p> Assim, dado um n\u00edvel de signific\u00e2ncia<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5f44d9bbc8046069be4aa2989bff19aa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\alpha\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> , a estat\u00edstica de teste calculada deve ser comparada com o valor cr\u00edtico do teste para determinar se deve-se rejeitar a hip\u00f3tese nula ou a hip\u00f3tese alternativa do teste de hip\u00f3tese:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:16px\"> <span style=\"color:#101010;font-weight: normal;\">Se a estat\u00edstica de teste for menor que o valor cr\u00edtico\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-63233cd2098dd4d4be73a18d4ab3df18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\chi_{1-\\alpha|k-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"66\" style=\"vertical-align: -10px;\"><\/p>\n<p><\/span> , a hip\u00f3tese alternativa \u00e9 rejeitada (e a hip\u00f3tese nula \u00e9 aceita).<\/li>\n<li style=\"margin-bottom:16px\"> <span style=\"color:#101010;font-weight: normal;\">Se a estat\u00edstica de teste for maior que o valor cr\u00edtico\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-63233cd2098dd4d4be73a18d4ab3df18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\chi_{1-\\alpha|k-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"66\" style=\"vertical-align: -10px;\"><\/p>\n<p><\/span> , a hip\u00f3tese nula \u00e9 rejeitada (e a hip\u00f3tese alternativa \u00e9 aceita). <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-6b48f7bb620dca865b7e652e81cc247a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{l}\\text{Si } \\chi^2<\\chi^2_{1-\\alpha|k-1}\\text{ se rechaza } H_1\\\\[3ex]\\text{Si } \\chi^2>\\chi^2_{1-\\alpha|k-1}\\text{ se rechaza } H_0\\end{array}&#8221; title=&#8221;Rendered by QuickLaTeX.com&#8221; height=&#8221;70&#8243; width=&#8221;243&#8243; style=&#8221;vertical-align: 0px;&#8221;><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"como-hacer-una-prueba-de-bondad-de-ajuste\"><\/span> Como fazer um teste de ajuste<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Para realizar um teste de adequa\u00e7\u00e3o, devem ser seguidos os seguintes passos:<\/p>\n<ol style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:20px\"> <span style=\"color:#101010;font-weight: normal;\">Primeiro estabelecemos a hip\u00f3tese nula e a hip\u00f3tese alternativa do teste de adequa\u00e7\u00e3o.<\/span><\/li>\n<li style=\"margin-bottom:20px\"> <span style=\"color:#101010;font-weight: normal;\">Em segundo lugar, escolhemos o <a href=\"https:\/\/statorials.org\/pt\/um-nivel-de-confianca\/\">n\u00edvel de confian\u00e7a<\/a> e, portanto, o <a href=\"https:\/\/statorials.org\/pt\/nivel-de-significancia\/\">n\u00edvel de signific\u00e2ncia<\/a> do teste de adequa\u00e7\u00e3o.<\/span><\/li>\n<li style=\"margin-bottom:20px\"> <span style=\"color:#101010;font-weight: normal;\">A seguir, calculamos a estat\u00edstica do teste de adequa\u00e7\u00e3o, cuja f\u00f3rmula pode ser encontrada na se\u00e7\u00e3o acima.<\/span><\/li>\n<li style=\"margin-bottom:20px\"> <span style=\"color:#101010;font-weight: normal;\">Encontramos o valor cr\u00edtico do teste de adequa\u00e7\u00e3o usando a tabela de distribui\u00e7\u00e3o qui-quadrado.<\/span><\/li>\n<li style=\"margin-bottom:20px\"> <span style=\"color:#101010;font-weight: normal;\">Comparamos a estat\u00edstica de teste com o valor cr\u00edtico:<\/span>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:12px; margin-top:12px; margin-left:5%\"> <span style=\"color:#101010;font-weight: normal;\">Se a estat\u00edstica de teste for menor que o valor cr\u00edtico, a hip\u00f3tese alternativa \u00e9 rejeitada (e a hip\u00f3tese nula \u00e9 aceita).<\/span><\/li>\n<li style=\"margin-bottom:12px; margin-left:5%\"> <span style=\"color:#101010;font-weight: normal;\">Se a estat\u00edstica de teste for maior que o valor cr\u00edtico, a hip\u00f3tese nula \u00e9 rejeitada (e a hip\u00f3tese alternativa \u00e9 aceita).<\/span> <\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-de-una-prueba-de-bondad-de-ajuste\"><\/span> Exemplo de teste de adequa\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li> O dono de uma loja diz que 50% de suas vendas s\u00e3o do produto A, 35% de suas vendas s\u00e3o do produto B e 15% de suas vendas s\u00e3o do produto C. Por\u00e9m, as unidades vendidas de cada produto s\u00e3o aquelas mostradas em a tabela a seguir. Analise se os dados te\u00f3ricos do propriet\u00e1rio s\u00e3o estatisticamente diferentes dos dados reais coletados.<\/li>\n<\/ul>\n<figure class=\"wp-block-table aligncenter is-style-stripes\">\n<table>\n<thead>\n<tr>\n<th> produtos<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\"> Vendas observadas (O <sub>i<\/sub> )<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> Produto A<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 453<\/td>\n<\/tr>\n<tr>\n<td> Produto B<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 268<\/td>\n<\/tr>\n<tr>\n<td> Produto C<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 79<\/td>\n<\/tr>\n<tr>\n<td> Total<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p> Para determinar se os valores observados s\u00e3o equivalentes aos valores esperados, realizaremos um teste de adequa\u00e7\u00e3o. A hip\u00f3tese nula e a hip\u00f3tese alternativa do teste s\u00e3o:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-db79847cd8097a2baca298bf82594f4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{cases}H_0: f(x)=f_o(x)\\\\[2ex]H_1: f(x)\\neq f_o(x)\\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"147\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Neste caso, utilizaremos um n\u00edvel de confian\u00e7a de 95% para o teste, portanto o n\u00edvel de signific\u00e2ncia ser\u00e1 de 5%.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-76d20f2945704d6640a4b9986b8b7c16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\alpha=0,05\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"69\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p> Para encontrar os valores de vendas esperadas, precisamos multiplicar a porcentagem de vendas esperadas de cada produto pelo n\u00famero total de vendas realizadas:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-9daef735efca126bba60ccde38423d7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}E_A=800\\cdot 0,50=400\\\\[2ex]E_B=800\\cdot 0,35=280\\\\[2ex]E_A=800\\cdot 0,15=120\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"92\" width=\"173\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Portanto, a tabela de frequ\u00eancia do problema \u00e9 a seguinte:<\/p>\n<figure class=\"wp-block-table aligncenter is-style-stripes\">\n<table>\n<thead>\n<tr>\n<th> produtos<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\"> Vendas observadas (O <sub>i<\/sub> )<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\"> Vendas esperadas (E <sub>i<\/sub> )<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> Produto A<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 453<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 400<\/td>\n<\/tr>\n<tr>\n<td> Produto B<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 268<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 280<\/td>\n<\/tr>\n<tr>\n<td> Produto C<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 79<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 120<\/td>\n<\/tr>\n<tr>\n<td> Total<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 800<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p> Agora que calculamos todos os valores, aplicamos a f\u00f3rmula do teste qui-quadrado para calcular a estat\u00edstica do teste:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-8c76621fbe8504217dfe8ac55b2d6e67_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\displaystyle\\chi^2=\\sum_{i=1}^k\\frac{(O_i-E_i)^2}{E_i}\\\\[6ex]\\chi^2=\\cfrac{(453-400)^2}{400}+\\cfrac{(268-280)^2}{280}+\\cfrac{(79-120)^2}{120}\\\\[6ex]\\chi^2=7,02+0,51+14,00\\\\[6ex]\\chi^2=21,53\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"252\" width=\"372\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Uma vez calculado o valor da estat\u00edstica do teste, usamos a tabela de distribui\u00e7\u00e3o qui-quadrado para encontrar o valor cr\u00edtico do teste. A distribui\u00e7\u00e3o qui-quadrado tem<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d7ae885b62b57867e96527f583044991_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k-1=3-1=2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"135\" style=\"vertical-align: 0px;\"><\/p>\n<p> graus de liberdade e o n\u00edvel de signific\u00e2ncia \u00e9<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-76d20f2945704d6640a4b9986b8b7c16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\alpha=0,05\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"69\" style=\"vertical-align: -4px;\"><\/p>\n<p> ,Ainda:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-1850e764fc71b1e7b49b0c4d8133ab89_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\chi^2_{1-\\alpha|k-1}=\\ \\color{orange}\\bm{?}\\color{black}\\\\[4ex]\\chi^2_{0,95|2}=5,991\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"78\" width=\"199\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Assim, a estat\u00edstica do teste (21,53) \u00e9 maior que o valor cr\u00edtico do teste (5,991), portanto a hip\u00f3tese nula \u00e9 rejeitada e a hip\u00f3tese alternativa \u00e9 aceita. Isso significa que os dados s\u00e3o muito diferentes e, portanto, o lojista esperava vendas diferentes das realmente realizadas.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-90430933949106828df9b184b6215225_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"21,53>5,991 \\ \\color{orange}\\bm{\\longrightarrow}\\color{black} \\ \\text{Se rechaza } H_0&#8243; title=&#8221;Rendered by QuickLaTeX.com&#8221; height=&#8221;17&#8243; width=&#8221;354&#8243; style=&#8221;vertical-align: -4px;&#8221;><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Este artigo explica o que \u00e9 um teste de adequa\u00e7\u00e3o e para que ele \u00e9 usado nas estat\u00edsticas. Tamb\u00e9m mostra como realizar um teste de ajuste e, al\u00e9m disso, voc\u00ea poder\u00e1 ver um exerc\u00edcio resolvido passo a passo. O que \u00e9 um teste de ajuste? O teste de adequa\u00e7\u00e3o \u00e9 um teste estat\u00edstico que nos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-323","post","type-post","status-publish","format-standard","hentry","category-estatisticas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7Teste de ajuste<\/title>\n<meta name=\"description\" content=\"Aqui voc\u00ea encontrar\u00e1 o que \u00e9 um teste de adequa\u00e7\u00e3o, para que serve, como \u00e9 realizado (f\u00f3rmula) e um exemplo concreto passo a passo.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u25b7Teste de ajuste\" \/>\n<meta property=\"og:description\" content=\"Aqui voc\u00ea encontrar\u00e1 o que \u00e9 um teste de adequa\u00e7\u00e3o, para que serve, como \u00e9 realizado (f\u00f3rmula) e um exemplo concreto passo a passo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-02T11:47:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-db79847cd8097a2baca298bf82594f4f_l3.png\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/\",\"url\":\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/\",\"name\":\"\u25b7Teste de ajuste\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-08-02T11:47:03+00:00\",\"dateModified\":\"2023-08-02T11:47:03+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Aqui voc\u00ea encontrar\u00e1 o que \u00e9 um teste de adequa\u00e7\u00e3o, para que serve, como \u00e9 realizado (f\u00f3rmula) e um exemplo concreto passo a passo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/teste-de-adequacao\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Teste de adequa\u00e7\u00e3o\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. 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