{"id":360,"date":"2023-08-01T20:25:23","date_gmt":"2023-08-01T20:25:23","guid":{"rendered":"https:\/\/statorials.org\/pt\/formulas-estatisticas\/"},"modified":"2023-08-01T20:25:23","modified_gmt":"2023-08-01T20:25:23","slug":"formulas-estatisticas","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/formulas-estatisticas\/","title":{"rendered":"F\u00f3rmulas estat\u00edsticas"},"content":{"rendered":"<p>Aqui voc\u00ea encontrar\u00e1 as principais f\u00f3rmulas estat\u00edsticas. Deixamos tamb\u00e9m um link para nossos artigos nos quais voc\u00ea poder\u00e1 ver exemplos de aplica\u00e7\u00e3o de cada f\u00f3rmula estat\u00edstica e, al\u00e9m disso, poder\u00e1 utilizar uma calculadora online para n\u00e3o ter que fazer os c\u00e1lculos e saber diretamente o resultado da f\u00f3rmula. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formulas-de-medidas-estadisticas-de-tendencia-central\"><\/span> F\u00f3rmulas para medidas estat\u00edsticas de tend\u00eancia central <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"media\"><\/span> Metade<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Para calcular a <strong>m\u00e9dia,<\/strong> some todos os valores e depois divida pelo n\u00famero total de dados. A f\u00f3rmula para a m\u00e9dia \u00e9, portanto, a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-9c89528c734e47bf196befc03d1b7896_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\overline{x}=\\frac{\\displaystyle\\sum_{i=1}^n x_i}{n}\" title=\"Rendered by QuickLaTeX.com\" height=\"70\" width=\"81\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> Nas estat\u00edsticas, a m\u00e9dia tamb\u00e9m \u00e9 conhecida como <strong>m\u00e9dia aritm\u00e9tica<\/strong> ou <strong>m\u00e9dia<\/strong> . <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/media-aritmetica\/\">Calculadora de m\u00e9dia aritm\u00e9tica<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mediana\"><\/span> Mediana<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> A <strong>mediana<\/strong> \u00e9 o valor m\u00e9dio de todos os dados ordenados do menor para o maior. Em outras palavras, a mediana divide o conjunto de dados ordenado em duas partes iguais.<\/p>\n<p> O c\u00e1lculo da mediana depende se o n\u00famero total de dados \u00e9 par ou \u00edmpar:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">Se o n\u00famero total de dados for <strong>\u00edmpar<\/strong> , a mediana ser\u00e1 o valor que fica bem no meio dos dados. Ou seja, o valor que est\u00e1 na posi\u00e7\u00e3o (n+1)\/2 dos dados ordenados.<\/span><\/li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-77dc6f0bf6f823a8a8eea705245e20a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Me=x_{\\frac{n+1}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"86\" style=\"vertical-align: -11px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">Se o n\u00famero total de pontos de dados for <strong>par<\/strong> , a mediana ser\u00e1 a m\u00e9dia dos dois pontos de dados localizados no centro. Ou seja, a m\u00e9dia aritm\u00e9tica dos valores que se encontram nas posi\u00e7\u00f5es n\/2 e n\/2+1 dos dados ordenados.<\/span><\/li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-bbb83dd436c25bf409381af4b9ac6daf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Me=\\cfrac{x_{\\frac{n}{2}}+x_{\\frac{n}{2}+1}}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"137\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<\/ul>\n<p> Ouro<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 o n\u00famero total de dados na amostra e o s\u00edmbolo <em>Me<\/em> indica a mediana. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/mediana\/\">Calculadora de mediana<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"moda\"><\/span> Moda<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Nas estat\u00edsticas, a <strong>moda<\/strong> \u00e9 o valor no conjunto de dados que possui a maior frequ\u00eancia absoluta, ou seja, a moda \u00e9 o valor mais repetido em um conjunto de dados.<\/p>\n<p> Portanto, n\u00e3o existe uma f\u00f3rmula espec\u00edfica para a moda, mas para calcular a moda de um conjunto de dados estat\u00edsticos, basta contar o n\u00famero de vezes que cada elemento de dado aparece na amostra, e o dado mais repetido ser\u00e1 a moda.<\/p>\n<p> O modo tamb\u00e9m pode ser considerado <strong>modo estat\u00edstico<\/strong> ou <strong>valor modal<\/strong> . <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/modo-estatistico\/\">Calculadora de moda<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formulas-de-medidas-estadisticas-de-dispersion\"><\/span> F\u00f3rmulas para medidas estat\u00edsticas de dispers\u00e3o <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"desviacion-estandar\"><\/span> Desvio padr\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> O desvio padr\u00e3o, tamb\u00e9m chamado de desvio padr\u00e3o, \u00e9 igual \u00e0 raiz quadrada da soma dos quadrados dos desvios da s\u00e9rie de dados dividida pelo n\u00famero total de observa\u00e7\u00f5es.<\/p>\n<p> Portanto, a <strong>f\u00f3rmula do desvio padr\u00e3o<\/strong> \u00e9: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-8fae96eb8656eacbcd8a634c33fab81d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\sigma=\\sqrt{\\frac{\\displaystyle\\sum_{i=1}^n(x_i-\\overline{x})^2}{n}}\" title=\"Rendered by QuickLaTeX.com\" height=\"85\" width=\"152\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/desvio-padrao-ou-desvio-padrao\/\">Calculadora de desvio padr\u00e3o<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianza\"><\/span> Vari\u00e2ncia<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> A <strong>vari\u00e2ncia<\/strong> \u00e9 igual \u00e0 soma dos quadrados dos res\u00edduos sobre o n\u00famero total de observa\u00e7\u00f5es. A f\u00f3rmula para esta m\u00e9trica estat\u00edstica \u00e9, portanto, a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-bb29913eaa58ffb28bbc5b81d6785683_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Var(X)=\\cfrac{\\displaystyle\\sum_{i=1}^n\\left(x_i-\\overline{x}\\right)^2}{n}\" title=\"Rendered by QuickLaTeX.com\" height=\"70\" width=\"189\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\"> Ouro:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-996ff7036e644e89f8ac379fa58d0cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"X\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 a vari\u00e1vel aleat\u00f3ria para a qual voc\u00ea deseja calcular a vari\u00e2ncia.<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-dad27a9703483183e1afd245f5232b83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_i\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"15\" style=\"vertical-align: -3px;\"><\/p>\n<p> \u00e9 o valor dos dados<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-31318c5dcb226c69e0818e5f7d2422b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"i\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> .<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 o n\u00famero total de observa\u00e7\u00f5es.<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5b485d4231dfeb4b50ddf271c3abb0b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{X}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"17\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 a m\u00e9dia da vari\u00e1vel aleat\u00f3ria<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-996ff7036e644e89f8ac379fa58d0cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"X\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"><\/p>\n<p> . <\/li>\n<\/ul>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/variacao\/\">Calculadora de gap<\/a> <\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"coeficiente-de-variacion\"><\/span> Coeficiente de varia\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Nas estat\u00edsticas, o <strong>coeficiente de varia\u00e7\u00e3o<\/strong> \u00e9 uma medida de dispers\u00e3o usada para determinar a dispers\u00e3o de um conjunto de dados em rela\u00e7\u00e3o \u00e0 sua m\u00e9dia. O coeficiente de varia\u00e7\u00e3o \u00e9 calculado dividindo o desvio padr\u00e3o dos dados pela sua m\u00e9dia e depois multiplicando por 100 para expressar o valor em percentagem. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0ebd63772f3bb0853b10b1996c34a5de_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"CV=\\cfrac{\\sigma}{\\overline{x}}\\cdot 100\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"104\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/coeficiente-de-variacao\/\">Calculadora de coeficiente de varia\u00e7\u00e3o<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"rango\"><\/span> Limpo<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>A faixa estat\u00edstica<\/strong> \u00e9 uma medida de dispers\u00e3o que indica a diferen\u00e7a entre o valor m\u00e1ximo e o valor m\u00ednimo dos dados em uma amostra. Portanto, para calcular a extens\u00e3o de uma popula\u00e7\u00e3o ou amostra estat\u00edstica, o valor m\u00e1ximo deve ser subtra\u00eddo do valor m\u00ednimo. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d09e48dfa9b5b1e1fbc30ac856d46166_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R=\\text{M\\'ax}-\\text{M\\'in}\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"125\" style=\"vertical-align: -1px;\"><\/p>\n<\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/intervalo-estatistico\/\">Exemplo de intervalo estat\u00edstico<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"rango-intercuartil\"><\/span> Intervalo interquartil<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> O <strong>intervalo interquartil<\/strong> , tamb\u00e9m chamado de <strong>intervalo interquartil<\/strong> , \u00e9 uma medida de dispers\u00e3o estat\u00edstica que indica a diferen\u00e7a entre o terceiro e o primeiro quartis.<\/p>\n<p> Portanto, para calcular o intervalo interquartil de um conjunto de dados estat\u00edsticos, voc\u00ea deve primeiro encontrar o terceiro e o primeiro quartil e depois subtra\u00ed-los. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-e77f65ff74b67f18e258e2a273be1d1c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"IQR=Q_3-Q_1\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"124\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/intervalo-interquartil-interquartil\/\">Calculadora de intervalo interquartil<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"desviacion-media\"><\/span> diferen\u00e7a m\u00e9dia<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> O <strong>desvio m\u00e9dio<\/strong> , tamb\u00e9m chamado <strong>de desvio m\u00e9dio absoluto<\/strong> , \u00e9 a m\u00e9dia dos desvios absolutos. O desvio m\u00e9dio \u00e9, portanto, igual \u00e0 soma dos desvios de cada item de dados da m\u00e9dia aritm\u00e9tica dividida pelo n\u00famero total de itens de dados. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-61abff21d429fe1de05fc4344be7029a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"D_{\\overline{x}}=\\cfrac{\\sum_{i=1}^n|x_i-\\overline{x}|}{n}\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"154\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/diferenca-media\/\">Calculadora de desvio m\u00e9dio<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formulas-de-medidas-estadisticas-de-posicion\"><\/span> F\u00f3rmulas para medi\u00e7\u00f5es estat\u00edsticas de posi\u00e7\u00e3o <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"cuartiles\"><\/span> quartis<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Nas estat\u00edsticas, <strong>os quartis<\/strong> s\u00e3o os tr\u00eas valores que dividem um conjunto de dados ordenados em quatro partes iguais. Assim, o primeiro, segundo e terceiro quartis representam respectivamente 25%, 50% e 75% de todos os dados estat\u00edsticos.<\/p>\n<p> Os quartis s\u00e3o representados por um Q mai\u00fasculo e pelo \u00edndice do quartil, portanto o primeiro quartil \u00e9 Q <sub>1<\/sub> , o segundo quartil \u00e9 Q <sub>2<\/sub> e o terceiro quartil \u00e9 Q <sub>3<\/sub> .<\/p>\n<p> A <strong>f\u00f3rmula do quartil<\/strong> \u00e9:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d2193deb142e070e4b6127666afe349d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{k\\cdot (n+1)}{4} \\qquad k=1, 2, 3\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"189\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> <strong>Observa\u00e7\u00e3o:<\/strong> esta f\u00f3rmula nos informa a posi\u00e7\u00e3o do quartil, n\u00e3o o valor do quartil. O quartil ser\u00e3o os dados localizados na posi\u00e7\u00e3o obtida pela f\u00f3rmula.<\/p>\n<p> No entanto, por vezes o resultado desta f\u00f3rmula d\u00e1-nos um n\u00famero decimal. Devemos, portanto, distinguir dois casos dependendo se o resultado \u00e9 um n\u00famero decimal ou n\u00e3o:<\/p>\n<ul>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero sem parte decimal<\/strong> , o quartil s\u00e3o os dados que est\u00e3o na posi\u00e7\u00e3o fornecida pela f\u00f3rmula acima.<\/li>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero com parte decimal<\/strong> , o valor do quartil \u00e9 calculado usando a seguinte f\u00f3rmula:<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-4af89ae2d7be917607f734400fab5a66_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Q=x_i+d\\cdot (x_{i+1}-x_i)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"180\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Onde <em>x <sub>i<\/sub><\/em> e <em>x <sub>i+1<\/sub><\/em> s\u00e3o os n\u00fameros das posi\u00e7\u00f5es entre as quais se localiza o n\u00famero obtido pela primeira f\u00f3rmula, <em>ed<\/em> \u00e9 a parte decimal do n\u00famero obtido pela primeira f\u00f3rmula. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/quartis\/\">Calculadora de Quartil<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"deciles\"><\/span> decis<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Nas estat\u00edsticas, <strong>os decis<\/strong> s\u00e3o os nove valores que dividem um conjunto de dados ordenados em dez partes iguais. Para que o primeiro, segundo, terceiro,\u2026 decil represente 10%, 20%, 30%,\u2026 da amostra ou popula\u00e7\u00e3o.<\/p>\n<p> Os decis s\u00e3o representados pela letra mai\u00fascula D e pelo \u00edndice de decil, ou seja, o primeiro decil \u00e9 D <sub>1<\/sub> , o segundo decil \u00e9 D <sub>2<\/sub> , o terceiro decil \u00e9 D <sub>3<\/sub> , etc.<\/p>\n<p> A <strong>f\u00f3rmula do decil<\/strong> \u00e9 a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d84ca1bdd1a62a50e87decde4d360daa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{k\\cdot (n+1)}{10} \\qquad k=1, 2, 3,4,5,6,7,8,9\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"289\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> <strong>Observa\u00e7\u00e3o:<\/strong> esta f\u00f3rmula nos informa a posi\u00e7\u00e3o do decil, n\u00e3o o valor do decil. O decil ser\u00e3o os dados localizados na posi\u00e7\u00e3o obtida pela f\u00f3rmula.<\/p>\n<p> Por\u00e9m, por vezes o resultado desta f\u00f3rmula nos dar\u00e1 um n\u00famero decimal, devemos portanto distinguir dois casos dependendo se o resultado \u00e9 um n\u00famero decimal ou n\u00e3o:<\/p>\n<ul>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero sem parte decimal<\/strong> , o decil \u00e9 o dado localizado na posi\u00e7\u00e3o fornecida pela f\u00f3rmula acima.<\/li>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero com parte decimal<\/strong> , o valor do decil \u00e9 calculado usando a seguinte f\u00f3rmula:<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-dea1a6ff3ec04aca29983e36653e2f4b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"D=x_i+d\\cdot (x_{i+1}-x_i)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"182\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Onde <em>x <sub>i<\/sub><\/em> e <em>x <sub>i+1<\/sub><\/em> s\u00e3o os n\u00fameros das posi\u00e7\u00f5es entre as quais se localiza o n\u00famero obtido pela primeira f\u00f3rmula, <em>ed<\/em> \u00e9 a parte decimal do n\u00famero obtido pela primeira f\u00f3rmula. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/decis\/\">Calculadora de decil<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"percentiles\"><\/span> percentis<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> Nas estat\u00edsticas, <strong>os percentis<\/strong> s\u00e3o os valores que dividem um conjunto de dados ordenados em cem partes iguais. Portanto, um percentil indica o valor abaixo do qual cai uma porcentagem do conjunto de dados.<\/p>\n<p> Os percentis s\u00e3o representados pela letra mai\u00fascula P e pelo \u00edndice de percentis, ou seja, o primeiro percentil \u00e9 P <sub>1<\/sub> , o 40\u00ba percentil \u00e9 P <sub>40<\/sub> , o 79\u00ba percentil \u00e9 P <sub>79<\/sub> , etc.<\/p>\n<p> A <strong>f\u00f3rmula do percentil<\/strong> \u00e9:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5fc5a249710b5577ae4d328a066f9943_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\cfrac{k\\cdot (n+1)}{100} \\qquad k=1, 2, 3,\\ldots ,97,98,99\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"297\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> <strong>Aten\u00e7\u00e3o:<\/strong> esta f\u00f3rmula indica-nos a posi\u00e7\u00e3o do percentil, mas n\u00e3o o seu valor. O percentil ser\u00e3o os dados localizados na posi\u00e7\u00e3o obtida pela f\u00f3rmula.<\/p>\n<p> Por\u00e9m, por vezes o resultado desta f\u00f3rmula nos dar\u00e1 um n\u00famero decimal, devemos portanto distinguir dois casos dependendo se o resultado \u00e9 um n\u00famero decimal ou n\u00e3o:<\/p>\n<ul>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero sem parte decimal<\/strong> , o percentil corresponde ao dado que est\u00e1 na posi\u00e7\u00e3o fornecida pela f\u00f3rmula acima.<\/li>\n<li> Se o resultado da f\u00f3rmula for um <strong>n\u00famero com parte decimal<\/strong> , o valor exato do percentil \u00e9 calculado usando a seguinte f\u00f3rmula:<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-671e09af64fc816839e3bbc582efd36e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P=x_i+d\\cdot (x_{i+1}-x_i)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"180\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Onde <em>x <sub>i<\/sub><\/em> e <em>x <sub>i+1<\/sub><\/em> s\u00e3o os n\u00fameros das posi\u00e7\u00f5es entre as quais se localiza o n\u00famero obtido pela primeira f\u00f3rmula, <em>ed<\/em> \u00e9 a parte decimal do n\u00famero obtido pela primeira f\u00f3rmula. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/percentis\/\">Calculadora de Percentil<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formulas-de-medidas-estadisticas-de-forma\"><\/span> F\u00f3rmulas estat\u00edsticas de medi\u00e7\u00e3o de forma <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"coeficiente-de-asimetria\"><\/span>coeficiente de assimetria<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> O coeficiente de assimetria, ou \u00edndice de assimetria, \u00e9 um coeficiente estat\u00edstico usado para determinar a assimetria de uma distribui\u00e7\u00e3o. Assim, ao calcular o coeficiente de assimetria, voc\u00ea pode saber o tipo de assimetria da distribui\u00e7\u00e3o sem precisar fazer uma representa\u00e7\u00e3o gr\u00e1fica dela.<\/p>\n<p> A <strong>f\u00f3rmula para o coeficiente de assimetria<\/strong> \u00e9 a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a61d9a6a488046490b5dcf71e3906bcb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\gamma_1=\\frac{\\overline{x}_3}{\\sigma^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"35\" width=\"61\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> Equivalentemente, qualquer uma das duas f\u00f3rmulas a seguir pode ser usada para calcular o coeficiente de assimetria de Fisher:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-94cbf4c3956145cb861488cb726c8469_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\gamma_1=\\frac{\\displaystyle \\sum_{i=1}^N\\left(x_i-\\overline{x}\\right)^3}{n\\cdot \\sigma ^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"73\" width=\"140\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-b58aae86c4d7f8fec18ef689ec08c5db_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\gamma_1=\\frac{\\operatorname{E}[X^3] - 3\\cdot \\overline{x}\\cdot \\sigma^2 - \\overline{x}^3}{\\sigma^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"212\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> Ouro<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-638a7387bd72763290cc777a9b509c38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"E\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00e9 a expectativa matem\u00e1tica,<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a39858a792fb4fe9a3173e004701f2a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> a m\u00e9dia aritm\u00e9tica,<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-eaaf379fee5e67946f3fedf5631047b1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> o desvio padr\u00e3o e<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> o n\u00famero total de dados. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/coeficiente-de-assimetria\/\">Coeficiente de assimetria<\/a><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"coeficiente-de-curtosis\"><\/span>coeficiente de curtose<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> A curtose, tamb\u00e9m chamada de nitidez, indica o qu\u00e3o concentrada uma distribui\u00e7\u00e3o est\u00e1 em torno de sua m\u00e9dia. Em outras palavras, a curtose indica se uma distribui\u00e7\u00e3o \u00e9 \u00edngreme ou plana. Especificamente, quanto maior a curtose de uma distribui\u00e7\u00e3o, mais acentuada (ou mais n\u00edtida) ela \u00e9.<\/p>\n<p> A <strong>f\u00f3rmula para o coeficiente de curtose<\/strong> \u00e9 a seguinte:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-8fb9dd9a6a3d52fa0f197321a711ffb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle g_2=\\frac{1}{n}\\cdot\\frac{\\displaystyle \\sum_{i=1}^n(x_i-\\overline{x})^4}{\\sigma^4}-3\" title=\"Rendered by QuickLaTeX.com\" height=\"70\" width=\"196\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> Ouro<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-dad27a9703483183e1afd245f5232b83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_i\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"15\" style=\"vertical-align: -3px;\"><\/p>\n<p> \u00e9 o valor correspondente \u00e0 observa\u00e7\u00e3o<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-31318c5dcb226c69e0818e5f7d2422b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"i\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> ,<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a39858a792fb4fe9a3173e004701f2a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> a m\u00e9dia aritm\u00e9tica,<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-eaaf379fee5e67946f3fedf5631047b1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> o desvio padr\u00e3o e<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> o n\u00famero total de dados. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/coeficiente-de-achatamento\/\">Calculadora do Coeficiente de Achatamento<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"tabla-resumen-de-todas-las-formulas-estadisticas\"><\/span> Tabela resumo de todas as f\u00f3rmulas estat\u00edsticas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Por fim, deixamos uma tabela que resume as principais f\u00f3rmulas estat\u00edsticas. <\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/formules-statistiques-.png\" alt=\"f\u00f3rmulas estat\u00edsticas\" class=\"wp-image-8803\" style=\"width:365px;height:805px\" width=\"365\" height=\"805\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Veja:<\/strong> <a href=\"https:\/\/statorials.org\/pt\/formulas-de-probabilidade\/\">F\u00f3rmulas de probabilidade<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Aqui voc\u00ea encontrar\u00e1 as principais f\u00f3rmulas estat\u00edsticas. Deixamos tamb\u00e9m um link para nossos artigos nos quais voc\u00ea poder\u00e1 ver exemplos de aplica\u00e7\u00e3o de cada f\u00f3rmula estat\u00edstica e, al\u00e9m disso, poder\u00e1 utilizar uma calculadora online para n\u00e3o ter que fazer os c\u00e1lculos e saber diretamente o resultado da f\u00f3rmula. F\u00f3rmulas para medidas estat\u00edsticas de tend\u00eancia central [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-360","post","type-post","status-publish","format-standard","hentry","category-estatisticas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7 F\u00f3rmulas estat\u00edsticas<\/title>\n<meta name=\"description\" content=\"Aqui voc\u00ea encontrar\u00e1 as principais f\u00f3rmulas estat\u00edsticas e exemplos de como utilizar cada f\u00f3rmula estat\u00edstica.\" \/>\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\/formulas-estatisticas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u25b7 F\u00f3rmulas estat\u00edsticas\" \/>\n<meta property=\"og:description\" content=\"Aqui voc\u00ea encontrar\u00e1 as principais f\u00f3rmulas estat\u00edsticas e exemplos de como utilizar cada f\u00f3rmula estat\u00edstica.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-01T20:25:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-9c89528c734e47bf196befc03d1b7896_l3.png\" \/>\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=\"8 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/\",\"url\":\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/\",\"name\":\"\u25b7 F\u00f3rmulas estat\u00edsticas\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-08-01T20:25:23+00:00\",\"dateModified\":\"2023-08-01T20:25:23+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Aqui voc\u00ea encontrar\u00e1 as principais f\u00f3rmulas estat\u00edsticas e exemplos de como utilizar cada f\u00f3rmula estat\u00edstica.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/formulas-estatisticas\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"F\u00f3rmulas estat\u00edsticas\"}]},{\"@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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