{"id":1536,"date":"2023-07-25T23:39:04","date_gmt":"2023-07-25T23:39:04","guid":{"rendered":"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/"},"modified":"2023-07-25T23:39:04","modified_gmt":"2023-07-25T23:39:04","slug":"coeficiente-de-correlacao-intraclasse-excel","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/","title":{"rendered":"Como calcular o coeficiente de correla\u00e7\u00e3o intraclasse no excel"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Um <a href=\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse\/\" target=\"_blank\" rel=\"noopener\">coeficiente de correla\u00e7\u00e3o intraclasse<\/a> (ICC) \u00e9 usado para determinar se os itens (ou t\u00f3picos) podem ser avaliados de forma confi\u00e1vel por diferentes avaliadores.<\/span><\/p>\n<p> <span style=\"color: #000000;\">O valor de um ICC pode variar de 0 a 1, sendo que 0 indica nenhuma <a href=\"https:\/\/statorials.org\/pt\/analise-de-reabilitacao\/\" target=\"_blank\" rel=\"noopener\">confiabilidade<\/a> entre os avaliadores e 1 indica confiabilidade perfeita.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Este tutorial fornece um exemplo passo a passo de como calcular o ICC no Excel.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Etapa 1: crie os dados<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que quatro ju\u00edzes diferentes sejam solicitados a avaliar a qualidade de 10 vestibulares diferentes. Os resultados s\u00e3o mostrados abaixo:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-15250 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel1.png\" alt=\"\" width=\"475\" height=\"457\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Etapa 2: ajuste uma ANOVA<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Para calcular o ICC para essas classifica\u00e7\u00f5es, primeiro precisamos ajustar uma <strong>Anova: Dois Fatores Sem Replica\u00e7\u00e3o<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Para fazer isso, destaque as c\u00e9lulas A1:E11 da seguinte forma:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-15251 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel2.png\" alt=\"\" width=\"425\" height=\"442\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Para fazer isso, clique na guia <strong>Dados<\/strong> na faixa superior e clique na op\u00e7\u00e3o <strong>An\u00e1lise de Dados<\/strong> no grupo <b>An\u00e1lise<\/b> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-5292 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/deuxsampexcel3.png\" alt=\"\" width=\"459\" height=\"175\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Se esta op\u00e7\u00e3o n\u00e3o estiver dispon\u00edvel, voc\u00ea dever\u00e1 primeiro <a href=\"https:\/\/statorials.org\/pt\/como-carregar-o-pacote-de-ferramentas-de-analise-no-excel\/\" target=\"_blank\" rel=\"noopener\">carregar o Analysis ToolPak<\/a> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">No menu suspenso que aparece, clique em <strong>Anova: dois fatores sem replica\u00e7\u00e3o<\/strong> e clique em <strong>OK<\/strong> . Na nova janela que aparece, forne\u00e7a as seguintes informa\u00e7\u00f5es e clique em <strong>OK<\/strong> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-15252 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel3.png\" alt=\"\" width=\"403\" height=\"445\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Os seguintes resultados aparecer\u00e3o:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-15253 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel4.png\" alt=\"\" width=\"518\" height=\"477\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Passo 3: Calcular o coeficiente de correla\u00e7\u00e3o intraclasse<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Podemos usar a seguinte f\u00f3rmula para calcular o ICC entre avaliadores:<\/span><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-15254 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel5.png\" alt=\"Coeficiente de correla\u00e7\u00e3o intraclasse no Excel\" width=\"587\" height=\"570\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">O coeficiente de correla\u00e7\u00e3o intraclasse (CCI) foi de <strong>0,782<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Veja como interpretar o valor de um coeficiente de correla\u00e7\u00e3o intraclasse, segundo <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/27330520\/\" target=\"_blank\" rel=\"noopener\">Koo &amp; Li<\/a> :<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>Menos de 0,50:<\/strong> baixa confiabilidade<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Entre 0,5 e 0,75:<\/strong> Confiabilidade moderada<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Entre 0,75 e 0,9:<\/strong> Boa confiabilidade<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Maior que 0,9:<\/strong> Excelente confiabilidade<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Assim, concluir\u00edamos que um CCI de <strong>0,782<\/strong> indica que os exames podem ser pontuados com \u201cboa\u201d confiabilidade por diferentes avaliadores.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Uma nota sobre o c\u00e1lculo do ICC<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Existem v\u00e1rias vers\u00f5es diferentes de um ICC que podem ser calculadas, dependendo dos tr\u00eas fatores a seguir:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>Modelo:<\/strong> efeitos aleat\u00f3rios unidirecionais, efeitos aleat\u00f3rios bidirecionais ou efeitos mistos bidirecionais<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Tipo de relacionamento:<\/strong> consist\u00eancia ou acordo absoluto<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Unidade:<\/strong> avaliador \u00fanico ou m\u00e9dia de avaliadores<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">No exemplo anterior, o ICC que calculamos utilizou as seguintes premissas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>Modelo:<\/strong> efeitos aleat\u00f3rios bidirecionais<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Tipo de relacionamento:<\/strong> Acordo absoluto<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Unidade:<\/strong> Avaliador \u00danico<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Para obter uma explica\u00e7\u00e3o detalhada dessas suposi\u00e7\u00f5es, consulte <a href=\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse\/\" target=\"_blank\" rel=\"noopener\">este artigo<\/a> .<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Um coeficiente de correla\u00e7\u00e3o intraclasse (ICC) \u00e9 usado para determinar se os itens (ou t\u00f3picos) podem ser avaliados de forma confi\u00e1vel por diferentes avaliadores. O valor de um ICC pode variar de 0 a 1, sendo que 0 indica nenhuma confiabilidade entre os avaliadores e 1 indica confiabilidade perfeita. Este tutorial fornece um exemplo passo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-1536","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como calcular o coeficiente de correla\u00e7\u00e3o intraclasse no Excel<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como calcular um coeficiente de correla\u00e7\u00e3o intraclasse no Excel, com um exemplo 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\/coeficiente-de-correlacao-intraclasse-excel\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como calcular o coeficiente de correla\u00e7\u00e3o intraclasse no Excel\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como calcular um coeficiente de correla\u00e7\u00e3o intraclasse no Excel, com um exemplo passo a passo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-25T23:39:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/iccexcel1.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=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/\",\"url\":\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/\",\"name\":\"Como calcular o coeficiente de correla\u00e7\u00e3o intraclasse no Excel\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-25T23:39:04+00:00\",\"dateModified\":\"2023-07-25T23:39:04+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como calcular um coeficiente de correla\u00e7\u00e3o intraclasse no Excel, com um exemplo passo a passo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/coeficiente-de-correlacao-intraclasse-excel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como calcular o coeficiente de correla\u00e7\u00e3o intraclasse no excel\"}]},{\"@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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