I have been trying to label several variables in the same graph in ggplot. The following example clarifies the question:
df<-data.frame("a"=rnorm(100,150,30), "b"=rnorm(100,150,30),"c"=rnorm(100,150,30))
ggplot(data=df,aes())+geom_density(...
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26.09.2017 / 05:20