{"id":6846,"date":"2011-05-18T02:26:26","date_gmt":"2011-05-18T01:26:26","guid":{"rendered":"https:\/\/www.acasinhadamatematica.pt\/?p=6846"},"modified":"2022-01-18T01:50:46","modified_gmt":"2022-01-18T01:50:46","slug":"os-salarios-dos-empregados-de-uma-empresa","status":"publish","type":"post","link":"https:\/\/www.acasinhadamatematica.pt\/?p=6846","title":{"rendered":"Os sal\u00e1rios dos empregados de uma empresa"},"content":{"rendered":"<p><ul id='GTTabs_ul_6846' class='GTTabs' style='display:none'>\n<li id='GTTabs_li_0_6846' class='GTTabs_curr'><a  id=\"6846_0\" onMouseOver=\"GTTabsShowLinks('Enunciado'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Enunciado<\/a><\/li>\n<li id='GTTabs_li_1_6846' ><a  id=\"6846_1\" onMouseOver=\"GTTabsShowLinks('Resolu\u00e7\u00e3o'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Resolu\u00e7\u00e3o<\/a><\/li>\n<\/ul>\n\n<div class='GTTabs_divs GTTabs_curr_div' id='GTTabs_0_6846'>\n<span class='GTTabs_titles'><b>Enunciado<\/b><\/span><\/p>\n<p><a href=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4.jpg\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6847\" data-permalink=\"https:\/\/www.acasinhadamatematica.pt\/?attachment_id=6847\" data-orig-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4.jpg\" data-orig-size=\"389,273\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;HP pstc4380&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Sal\u00e1rios de um empresa\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4.jpg\" class=\"alignright size-full wp-image-6847\" title=\"Sal\u00e1rios de um empresa\" src=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4.jpg\" alt=\"\" width=\"218\" height=\"153\" srcset=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4.jpg 389w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4-300x210.jpg 300w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/v2pag18-4-150x105.jpg 150w\" sizes=\"auto, (max-width: 218px) 100vw, 218px\" \/><\/a>Os sal\u00e1rios, em euros, dos empregados de uma empresa foram afixados e organizados como mostra a tabela ao lado.<\/p>\n<ol>\n<li>\u00a0Qual a amplitude de cada classe?<\/li>\n<li>Quantos empregados t\u00eam um sal\u00e1rio inferior a 950 euros?<\/li>\n<li>Qual a percentagem de funcion\u00e1rios com sal\u00e1rio superior ou igual a 750 euros e inferior a 1350 euros?<\/li>\n<li>Elabora um histograma e o respetivo pol\u00edgono de frequ\u00eancia desta distribui\u00e7\u00e3o.<\/li>\n<\/ol>\n<p><div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_next'><a href='#GTTabs_ul_6846' onClick='GTTabs_show(1,6846)'>Resolu\u00e7\u00e3o &gt;&gt;<\/a><\/span><\/div><\/div>\n\n<div class='GTTabs_divs' id='GTTabs_1_6846'>\n<span class='GTTabs_titles'><b>Resolu\u00e7\u00e3o<\/b><\/span><!--more--><\/p>\n<ol>\n<li>\u00a0Cada classe tem a amplitude de 200 euros.<br \/>\n\u00ad<\/li>\n<li>T\u00eam um sal\u00e1rio inferior a 950 euros 229 ($155+74$) empregados.<br \/>\n\u00ad<\/li>\n<li>Dos 320 empregados, h\u00e1 149 ($74+55+20$) com sal\u00e1rio superior ou igual a 750 euros e inferior a 1350 euros.<br \/>\nEssa percentagem \u00e9 de 46,6%, aproximadamente. ($\\frac{149}{320}=0,465625$)<br \/>\n\u00ad<\/li>\n<li>Apresenta-se, de seguida, os histogramas\u00a0 de frequ\u00eancia absoluta e de frequ\u00eancia relativa, assim como os respetivos pol\u00edgonos de frequ\u00eancia da distribui\u00e7\u00e3o de sal\u00e1rios na empresa:\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6848\" data-permalink=\"https:\/\/www.acasinhadamatematica.pt\/?attachment_id=6848\" data-orig-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1.gif\" data-orig-size=\"534,291\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Histograma e pol\u00edgono de frequ\u00eancias absolutas simples\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1.gif\" class=\"aligncenter size-full wp-image-6848\" title=\"Histograma e pol\u00edgono de frequ\u00eancias absolutas simples\" src=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1.gif\" alt=\"\" width=\"534\" height=\"291\" srcset=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1.gif 534w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1-300x163.gif 300w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1-150x81.gif 150w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G1-400x217.gif 400w\" sizes=\"auto, (max-width: 534px) 100vw, 534px\" \/><br \/>\n<a href=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2.gif\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6849\" data-permalink=\"https:\/\/www.acasinhadamatematica.pt\/?attachment_id=6849\" data-orig-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2.gif\" data-orig-size=\"535,292\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Histograma e pol\u00edgono de frequ\u00eancias relativas simples\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2.gif\" class=\"aligncenter size-full wp-image-6849\" title=\"Histograma e pol\u00edgono de frequ\u00eancias relativas simples\" src=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2.gif\" alt=\"\" width=\"535\" height=\"292\" srcset=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2.gif 535w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2-300x163.gif 300w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2-150x81.gif 150w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/4G2-400x218.gif 400w\" sizes=\"auto, (max-width: 535px) 100vw, 535px\" \/><\/a><\/p>\n<\/li>\n<\/ol>\n<div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_prev'><a href='#GTTabs_ul_6846' onClick='GTTabs_show(0,6846)'>&lt;&lt; Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Enunciado Resolu\u00e7\u00e3o Enunciado Os sal\u00e1rios, em euros, dos empregados de uma empresa foram afixados e organizados como mostra a tabela ao lado. \u00a0Qual a amplitude de cada classe? Quantos empregados t\u00eam um sal\u00e1rio inferior&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":20579,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[100,97,183],"tags":[184,185],"series":[],"class_list":["post-6846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8--ano","category-aplicando","category-estatistica","tag-histograma","tag-poligono-de-frequencia"],"views":3435,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/8V2Pag018-4_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6846"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6846\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/20579"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6846"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=6846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}