{"id":291,"date":"2014-10-04T17:38:47","date_gmt":"2014-10-04T15:38:47","guid":{"rendered":"http:\/\/wordpress.callac.online\/index.php\/les-diagrammes-circulaires-avec-r\/"},"modified":"2023-10-14T20:14:21","modified_gmt":"2023-10-14T18:14:21","slug":"les-diagrammes-circulaires-avec-r","status":"publish","type":"page","link":"https:\/\/wordpress.callac.online\/index.php\/logiciels-mathematiques\/le-logiciel-r\/les-graphiques-avec-r\/les-diagrammes-circulaires-avec-r\/","title":{"rendered":"Les diagrammes circulaires avec R"},"content":{"rendered":"<h2>Un fichier de donn\u00e9es<\/h2>\n<p>Travaillons sur une enqu\u00eate de satisfactions dans un h\u00f4pital, r\u00e9cup\u00e9r\u00e9 lors d&rsquo;un cours de FUN (France Unit\u00e9 Num\u00e9rique). Les fichiers sont disponibles <a href=\"https:\/\/filedn.com\/lpKG7uY9hIHVel5exA5Ik80\/Wordpress\/Logiciels%20math%C3%A9matiques\/R\/\">ici<\/a>.<\/p>\n<p>Par la suite, ces donn\u00e9es seront stock\u00e9es dans la variable <em>satis<\/em> .<\/p>\n<p>Dans ces donn\u00e9es comme souvent, les observations sont en lignes et les variables en colonnes.<\/p>\n<h2>Les couleurs<\/h2>\n<p>Pour ne pas rester sur le gris par d\u00e9faut, voici <a href=\"http:\/\/www.stat.columbia.edu\/~tzheng\/files\/Rcolor.pdf\">la liste des couleurs de R<\/a>.<\/p>\n<h2>Utiliser des tableaux r\u00e9capitulatifs de donn\u00e9es qualitatives<\/h2>\n<p>Commen\u00e7ons par pr\u00e9parer des variables qualitatives :<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">satis$service.c&lt;-factor(satis$service)<\/pre>\n<p>Comme la commande <em>pie<\/em> prend en argument un tableau :<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">tab.service&lt;-table(satis$service.c) tab.service<\/pre>\n<p><code><br \/>\n1  2  3  4  5  6  7  8<br \/>\n65 59 70 69 71 64 67 69<br \/>\n<\/code><\/p>\n<h2>Le diagramme par d\u00e9faut<\/h2>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">pie(tab.service)<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" aligncenter size-full wp-image-906\" src=\"http:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_01.png\" alt=\"pie_service_01.png\" width=\"579\" height=\"360\" align=\"center\" srcset=\"https:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_01.png 579w, https:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_01-300x187.png 300w\" sizes=\"auto, (max-width: 579px) 100vw, 579px\" \/><\/p>\n<h2>Utilisation des options<\/h2>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">pie(tab.service,main=\"R\u00e9partition des services\",col=c(\"blue\",\"white\",\"green\",\"yellow\",\"pink\",\"orange\",\"antiquewhite\",\"cyan\"))<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" aligncenter size-full wp-image-907\" src=\"http:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_02.png\" alt=\"pie_service_02.png\" width=\"579\" height=\"360\" align=\"center\" srcset=\"https:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_02.png 579w, https:\/\/wordpress.callac.online\/wp-content\/uploads\/2014\/10\/png_pie_service_02-300x187.png 300w\" sizes=\"auto, (max-width: 579px) 100vw, 579px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un fichier de donn\u00e9es Travaillons sur une enqu\u00eate de satisfactions dans un h\u00f4pital, r\u00e9cup\u00e9r\u00e9 lors d&rsquo;un cours de FUN (France Unit\u00e9 Num\u00e9rique). Les fichiers sont disponibles ici. Par la suite,&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2078,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-291","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les diagrammes circulaires avec R - Maths &amp; Num\u00e9rique<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wordpress.callac.online\/index.php\/logiciels-mathematiques\/le-logiciel-r\/les-graphiques-avec-r\/les-diagrammes-circulaires-avec-r\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les diagrammes circulaires avec R - Maths &amp; Num\u00e9rique\" \/>\n<meta property=\"og:description\" content=\"Un fichier de donn\u00e9es Travaillons sur une enqu\u00eate de satisfactions dans un h\u00f4pital, r\u00e9cup\u00e9r\u00e9 lors d&rsquo;un cours de FUN (France Unit\u00e9 Num\u00e9rique). 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