Add dummy vars to data.frame
Add dummy vars to data.frame
addCatVars(df, varnames, groupLetter = "D", mode = 1)
df |
A data.frame |
varnames |
Variable name to be converted as factor and add dummies |
groupLetter |
A character |
mode |
Numeric. One of 1:4. 1= simple indicator coding, 2= sequential coding, 3= Helmert coding, 4= effect coding |
mtcars1=addCatVars(mtcars,c("cyl","carb"))
mtcars1[c(3:5),]
mtcars2=addCatVars(mtcars,c("cyl","carb"),mode=3)
mtcars2[c(3:5),]
protest1=addCatVars(protest,"protest")
head(protest1)
iris1=addCatVars(iris,c("Species"),mode=3)
(iris1[c(1,51,101),])Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.