Online R Compiler

set.seed(111) x1<-rnorm(20,2) x2<-LETTERS[1:20] x3<-rep(c("L1","L2","L3","L4"),times=5) x4<-rpois(20,5) x5<-sample(1:1000,20) df<-data.frame(x1,x2,x3,x4,x5) df