Merge branch 'nao-param-iss44'. Closes #44

Aulas/Nao_Param/2samples.dat

@@ -0,0 +1,101 @@
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Aulas/Nao_Param/exemplos.R

@@ -0,0 +1,50 @@
+## normal x lognormal ####
+nl <- read.table("Aulas/Nao_Param/normal-lognormal.dat")
+attach(nl)
+
+par(mfrow = c(1,2))
+hist(x1, main = "")
+hist(x2, main = "")
+par(mfrow = c(1,1))
+boxplot(x1)
+boxplot(x2)
+par(mfrow = c(1,2))
+qqnorm(x1); qqline(x1); qqnorm(x2); qqline(x2)
+shapiro.test(x1)
+shapiro.test(x2)
+
+## Transformação ####
+par(mfrow = c(1,2))
+hist(x2); hist(log(x2))
+hist(x2); qqnorm(log(x2)); qqline(log(x2))
+hist(log(x2)); qqnorm(log(x2)); qqline(log(x2))
+qqnorm(x2, main = "Dados originais"); qqline(x2); qqnorm(log(x2), main = "Dados (log)"); qqline(log(x2))
+shapiro.test(log(x2))
+
+detach(nl)
+rm(nl)
+
+## 2 amostras ####
+twosamples <- read.table("Aulas/Nao_Param/2samples.dat")
+attach(twosamples)
+
+par(mfrow = c(1,1))
+boxplot(x,y)
+par(mfrow = c(1,2))
+hist(x, main = "Amostra 1")
+hist(y, main = "Amostra 2")
+qqnorm(x, main = "Amostra 1"); qqline(x); qqnorm(y, main = "Amostra 2"); qqline(y)
+
+detach(twosamples)
+rm(twosamples)
+
+## 3 amostras ####
+par(mfrow = c(1,1))
+boxplot(Ozone ~ Month, data = airquality, xlab="Mês", ylab="Ozônio", main="Medições de qualidade do ar em NY")
+m.p <- aov(Ozone ~ Month, data = airquality)
+m.np <- kruskal.test(Ozone ~ Month, data = airquality)
+m.ols <- lm(Ozone ~ Month, data = airquality)
+
+summary(m.p) # não significativo
+m.np # significativo
+summary(m.ols)

Aulas/Nao_Param/normal-lognormal.dat

@@ -0,0 +1,101 @@
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README.md

@@ -4,7 +4,7 @@ Este é o repositório da disciplina de Bioestatística do professor Felipe Figu
 
 A digulgação do material para os alunos é feita pelo endereço: https://sites.google.com/site/proffelipefigueiredo/into/bioestatistica
 
-##Planejamento de aulas de conteúdo
+## Planejamento de aulas de conteúdo
 
 [Cronograma][]
 
@@ -22,7 +22,7 @@ A digulgação do material para os alunos é feita pelo endereço: https://sites
 - [Correlação e Regressão][]
 - [Tutorial - Descritiva][]
 - [Tutorial - Correlação e Regressão][]
-- Testes não-paramétricos
+- [Métodos não-paramétricos][]
 
 [Cronograma]: https://docs.google.com/document/d/1xb7Yqxae8sbbbkPYjg5ZGhxJ8NFfxOURBISeWVHkjUE
 [Introdução]: Aulas/BE-Intro_4em1.pdf
@@ -38,8 +38,10 @@ A digulgação do material para os alunos é feita pelo endereço: https://sites
 [Correlação e Regressão]: Aulas/BE-Associacao_II_4em1.pdf
 [Tutorial - Descritiva]: Aulas/BE-Pratica_Descritiva_4em1.pdf
 [Tutorial - Correlação e Regressão]: Aulas/BE-Pratica_Associacao_4em1.pdf
+[Métodos não-paramétricos]: Aulas/BE-Nao_Param_4em1.pdf
 
-##Bibliografia
+
+## Bibliografia
 
 Livro texto:
 
@@ -77,7 +79,7 @@ Online:
 [goodman1999]: http://annals.org/article.aspx?articleid=712762
 [goodman1999-pdf]: http://www.perfendo.org/docs/bayesprobability/5.3_goodmanannintmed99all.pdf
 
-##Avaliação
+## Avaliação
 
 A avaliação final da disciplina consistirá na apresentação de um seminário, sobre um estudo publicado em um journal. Os alunos deverão preparar e apresentar o  seminário em dupla. O objetivo da avaliação é que os alunos façam uma síntese crítica da análise estatística utilizada neste estudo à luz dos conteúdos vistos ao longo da disciplina.