#shapiro wilk
dados <-data.frame(dose= c(0:20), nove= c(20:40), sete= c(20:40))
shap.teste <-apply(dados, MARGIN = 2, shapiro.test)
shap.teste
## $dose
##
## Shapiro-Wilk normality test
##
## data: newX[, i]
## W = 0.95993, p-value = 0.5148
##
##
## $nove
##
## Shapiro-Wilk normality test
##
## data: newX[, i]
## W = 0.95993, p-value = 0.5148
##
##
## $sete
##
## Shapiro-Wilk normality test
##
## data: newX[, i]
## W = 0.95993, p-value = 0.5148
#Wesley