{"id":3643,"date":"2023-07-16T09:19:10","date_gmt":"2023-07-16T09:19:10","guid":{"rendered":"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/"},"modified":"2023-07-16T09:19:10","modified_gmt":"2023-07-16T09:19:10","slug":"soma-cumulativa-sem","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/","title":{"rendered":"Como calcular uma soma corrente no sas (com exemplo)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para calcular uma soma acumulada no SAS:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #800080;\">data<\/span> new_data;\n    <span style=\"color: #3366ff;\">set<\/span> original_data;\n    <span style=\"color: #3366ff;\">retain<\/span> cum_sum;\n    cum_sum+sales;\n<span style=\"color: #800080;\">run<\/span> ;\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Esta sintaxe espec\u00edfica cria um novo conjunto de dados chamado <strong>new_data<\/strong> que cont\u00e9m uma nova coluna chamada <strong>cum_sum<\/strong> que cont\u00e9m os valores cumulativos da coluna chamada <strong>sales<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo: calcular uma soma cumulativa no SAS<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Digamos que temos o seguinte conjunto de dados no SAS que mostra o n\u00famero de vendas que uma loja realizou durante 10 dias consecutivos:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create dataset*\/\n<\/span><span style=\"color: #000000;\"><span style=\"color: #800080;\">data<\/span> original_data;\n    <span style=\"color: #3366ff;\">input<\/span> day sales;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\n1 7\n2 12\n3 14\n4 12\n5 16\n6 18\n7 11\n8 10\n9 14\n10 17\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> = original_data;<\/span><\/strong><\/span> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29907 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cumulatif11.jpg\" alt=\"\" width=\"146\" height=\"294\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um novo conjunto de dados que calcula a soma acumulada dos valores na coluna Vendas:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">\/*calculate cumulative sum of sales*\/\n<span style=\"color: #000000;\"><span style=\"color: #800080;\">data<\/span> new_data;\n    <span style=\"color: #3366ff;\">set<\/span> original_data;\n    <span style=\"color: #3366ff;\">retain<\/span> cum_sum;\n    cum_sum+sales;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view results*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> = new_data;\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29908 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cumulatif12.jpg\" alt=\"\" width=\"220\" height=\"284\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">A nova coluna chamada <strong>cum_sum<\/strong> cont\u00e9m a soma acumulada dos valores da coluna <strong>vendas<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Por exemplo:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Soma acumulada no dia 1: <strong>7<\/strong><\/span><\/li>\n<li> <span style=\"color: #000000;\">Soma acumulada no dia 2: 7 + 12 = <strong>19<\/strong><\/span><\/li>\n<li> <span style=\"color: #000000;\">Soma acumulada no dia 3: 7 + 12 + 14 = <strong>33<\/strong><\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">E assim por diante.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como executar outras tarefas comuns no SAS:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/soma-sas-por-grupo\/\" target=\"_blank\" rel=\"noopener\">Como calcular soma por grupo no SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/camara-de-descompressao-media-por-grupo\/\" target=\"_blank\" rel=\"noopener\">Como calcular a m\u00e9dia por grupo no SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/media-movel-sas\/\" target=\"_blank\" rel=\"noopener\">Como calcular uma m\u00e9dia m\u00f3vel no SAS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para calcular uma soma acumulada no SAS: data new_data; set original_data; retain cum_sum; cum_sum+sales; run ; Esta sintaxe espec\u00edfica cria um novo conjunto de dados chamado new_data que cont\u00e9m uma nova coluna chamada cum_sum que cont\u00e9m os valores cumulativos da coluna chamada sales . O exemplo a seguir [&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-3643","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 uma soma acumulada no SAS (com exemplo) - Statorials<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como calcular uma soma acumulada no SAS, com um exemplo.\" \/>\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\/soma-cumulativa-sem\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como calcular uma soma acumulada no SAS (com exemplo) - Statorials\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como calcular uma soma acumulada no SAS, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-16T09:19:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cumulatif11.jpg\" \/>\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=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/\",\"url\":\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/\",\"name\":\"Como calcular uma soma acumulada no SAS (com exemplo) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-16T09:19:10+00:00\",\"dateModified\":\"2023-07-16T09:19:10+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como calcular uma soma acumulada no SAS, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/soma-cumulativa-sem\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como calcular uma soma corrente no sas (com exemplo)\"}]},{\"@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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