{"id":1859,"date":"2016-11-06T16:26:59","date_gmt":"2016-11-06T15:26:59","guid":{"rendered":"http:\/\/mathsguyon.fr\/?page_id=1859"},"modified":"2016-11-06T16:31:05","modified_gmt":"2016-11-06T15:31:05","slug":"exercices-moyennes","status":"publish","type":"page","link":"https:\/\/mathsguyon.fr\/?page_id=1859","title":{"rendered":"Exercices moyennes"},"content":{"rendered":"<h3><strong><span style=\"color: #800000;\">Exercice 1 : Niveau **<\/span><\/strong><\/h3>\n<p>On a \u00e9tabli le tableau des fr\u00e9quences de la dur\u00e9e de vie d\u2019un lot de 300 ampoules.<\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Dur\u00e9e de vie en heures<\/b><\/td>\n<td><b>[900;950[<\/b><\/td>\n<td><b>[950;1000<\/b><\/td>\n<td><b>[1000;1050[<\/b><\/td>\n<td><b>[1050;1150[<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>Fr\u00e9quence<\/b><\/td>\n<td style=\"text-align: center;\"><b>0.25<\/b><\/td>\n<td><b>0.55<\/b><\/td>\n<td><b>0.12<\/b><\/td>\n<td><b>0.08<\/b><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Calculer la dur\u00e9e de vie moyenne d\u2019une ampoule.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <a href=\"https:\/\/youtube.com\/embed\/cWnQETJIIbM\"><b>Correction<\/b><\/a><\/p>\n<h3><strong><span style=\"color: #800000;\">Exercice 2 : Niveau **<\/span><\/strong><\/h3>\n<p>Le tableau ci-dessous repr\u00e9sente le temps de transport scolaire quotidien des \u00e9l\u00e8ves d\u2019une classe :<\/p>\n<table>\n<tbody>\n<tr>\n<td>Temps de transport (en h)<\/td>\n<td>[0;0,5[<\/td>\n<td>[0,5;1[<\/td>\n<td>[1;1,5[<\/td>\n<td>[1,5;2[<\/td>\n<\/tr>\n<tr>\n<td>Nombre d\u2019\u00e9l\u00e8ves<\/td>\n<td style=\"text-align: center;\">13<\/td>\n<td>8<\/td>\n<td>5<\/td>\n<td>6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Calculer \u00a0le temps de transport scolaire quotidien des \u00e9l\u00e8ves de cette classe.\u00a0\u00a0 <a href=\"https:\/\/docs.google.com\/document\/d\/1g1WiFDZks4FiTDuBjb46N1UEZHGRkCWLPhg_4R-zID0\/edit?usp=sharing\">R\u00e9sultat brut<\/a> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<a href=\"http:\/\/youtu.be\/M4Z1eROETY0\"><b>Corrig\u00e9 en vid\u00e9o<\/b><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Exercice 1 : Niveau ** On a \u00e9tabli le tableau des fr\u00e9quences de la dur\u00e9e de vie d\u2019un lot de 300 ampoules. Dur\u00e9e de vie en heures [900;950[ [950;1000 [1000;1050[ [1050;1150[ Fr\u00e9quence 0.25 0.55 0.12 0.08 Calculer la dur\u00e9e de &hellip; <a href=\"https:\/\/mathsguyon.fr\/?page_id=1859\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1837,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1859","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/1859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1859"}],"version-history":[{"count":1,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/1859\/revisions"}],"predecessor-version":[{"id":1860,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/1859\/revisions\/1860"}],"up":[{"embeddable":true,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/1837"}],"wp:attachment":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}