Dura\u00e7\u00e3o das m\u00fasicas de um CD (em minutos e segundos)<\/caption>\n
Dura\u00e7\u00e3o<\/strong><\/td>\n	Contagem<\/strong><\/td>\n	Freq. absoluta<\/strong><\/td>\n	Freq. absoluta acumulada<\/strong><\/td>\n<\/tr>\n
1:00 – 1:30<\/td>\n	\|\|\|<\/td>\n	3<\/td>\n	3<\/td>\n<\/tr>\n
1:30 – 2:00<\/td>\n	\|\|\|\|<\/td>\n	4<\/td>\n	7<\/td>\n<\/tr>\n
2:00 – 2:30<\/td>\n	\|\|\|\|\|<\/td>\n	5<\/td>\n	12<\/td>\n<\/tr>\n
2:30 – 3:00<\/td>\n	\|\|\|<\/td>\n	3<\/td>\n	15<\/td>\n<\/tr>\n
3:00 – 3:30<\/td>\n	\|\|\|\|<\/td>\n	4<\/td>\n	19<\/td>\n<\/tr>\n
3:30 – 4:00<\/td>\n	\|<\/td>\n	1<\/td>\n	20<\/td>\n<\/tr>\n
TOTAL<\/strong><\/td>\n	–<\/strong><\/td>\n	20<\/strong><\/td>\n	–<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u00ad<\/p>\n<\/li>\n Apresenta-se, seguidamente,\u00a0o histograma e o pol\u00edgono de frequ\u00eancias absolutas: $\"\"$ <\/a><\/li>\n<\/ol>\n << Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":" Enunciado Resolu\u00e7\u00e3o Enunciado Os n\u00fameros expressos na tabela abaixo mostram, em minutos e segundos, o tempo de dura\u00e7\u00e3o de cada m\u00fasica de um CD. Agrupa os dados em intervalos de 30 segundos (iniciando a...<\/p>\n","protected":false},"author":1,"featured_media":20578,"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-6841","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":3226,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/8V2Pag018-3_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6841","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=6841"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6841\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/20578"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6841"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6841"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6841"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=6841"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

\nEnunciado<\/b><\/span><\/p>\n
Os n\u00fameros expressos na tabela abaixo mostram, em minutos e segundos, o tempo de dura\u00e7\u00e3o de cada m\u00fasica de um CD.<\/p>\n
$\"\"$ <\/a><\/p>\n
\n
Agrupa os dados em intervalos de 30 segundos (iniciando a primeira classe por 1 minuto) e elabora uma tabela de frequ\u00eancias absolutas.<\/li>\n
Constr\u00f3i um histograma e o correspondente pol\u00edgono de frequ\u00eancia.<\/li>\n<\/ol>\n
Resolu\u00e7\u00e3o >><\/a><\/span><\/div><\/div>\n\n
\nResolu\u00e7\u00e3o<\/b><\/span><\/p>\n
\n
\u00ad
\n\n\n\n\n\n\n\n\n\n\n
Dura\u00e7\u00e3o das m\u00fasicas de um CD (em minutos e segundos)<\/caption>\n
Dura\u00e7\u00e3o<\/strong><\/td>\n Contagem<\/strong><\/td>\n Freq. absoluta<\/strong><\/td>\n Freq. absoluta acumulada<\/strong><\/td>\n<\/tr>\n
1:00 – 1:30<\/td>\n |||<\/td>\n 3<\/td>\n 3<\/td>\n<\/tr>\n
1:30 – 2:00<\/td>\n ||||<\/td>\n 4<\/td>\n 7<\/td>\n<\/tr>\n
2:00 – 2:30<\/td>\n |||||<\/td>\n 5<\/td>\n 12<\/td>\n<\/tr>\n
2:30 – 3:00<\/td>\n |||<\/td>\n 3<\/td>\n 15<\/td>\n<\/tr>\n
3:00 – 3:30<\/td>\n ||||<\/td>\n 4<\/td>\n 19<\/td>\n<\/tr>\n
3:30 – 4:00<\/td>\n |<\/td>\n 1<\/td>\n 20<\/td>\n<\/tr>\n
TOTAL<\/strong><\/td>\n –<\/strong><\/td>\n 20<\/strong><\/td>\n –<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u00ad<\/p>\n<\/li>\n
Apresenta-se, seguidamente,\u00a0o histograma e o pol\u00edgono de frequ\u00eancias absolutas: $\"\"$ <\/a><\/li>\n<\/ol>\n
<< Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"
Enunciado Resolu\u00e7\u00e3o Enunciado Os n\u00fameros expressos na tabela abaixo mostram, em minutos e segundos, o tempo de dura\u00e7\u00e3o de cada m\u00fasica de um CD. Agrupa os dados em intervalos de 30 segundos (iniciando a...<\/p>\n","protected":false},"author":1,"featured_media":20578,"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-6841","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":3226,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2011\/05\/8V2Pag018-3_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6841","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=6841"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/6841\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/20578"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6841"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6841"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6841"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=6841"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}