library(tidyverse)
library(readr)
library(FNN)
library(rpart)
library(C50)
library(nnet)
library(FME)

for (i in 1:length(churn$Churn.)) {
  if(churn$State[i]== "CT" | churn$State[i]== "DE"| churn$State[i]== "FL" | churn$State[i]== "GA" | churn$State[i]== "IN" | churn$State[i]== "ME" | churn$State[i]== "MD" | churn$State[i]== "MA" |churn$State[i]== "MI" |churn$State[i]== "NH" |churn$State[i]== "NJ" | churn$State[i]== "NY" |churn$State[i]== "NC" | churn$State[i]== "OH" |churn$State[i]== "PA" |churn$State[i]== "RI" |churn$State[i]== "SC" | churn$State[i]== "VT" | churn$State[i]== "VA" |churn$State[i]== "DC" | churn$State[i]== "WV" ) {
    churn$state.cat.east[i]<-1
  } else {
    churn$state.cat.east[i]<-0
  }
}

for (i in 1:length(churn$Churn.)) {
  if(churn$State[i]== "AL" | churn$State[i]== "AR" | churn$State[i]== "IL" | churn$State[i]== "IA" | churn$State[i]== "KS" | churn$State[i]== "KY" | churn$State[i]== "LA" | churn$State[i]== "MN" | churn$State[i]== "MS" | churn$State[i]== "MO" | churn$State[i]== "NE" | churn$State[i]== "ND" | churn$State[i]== "OK" | churn$State[i]== "SD" | churn$State[i]== "TN" | churn$State[i]== "TX" | churn$State[i]== "WI" ) {
    churn$state.cat.central[i]<-1
  } else {
    churn$state.cat.central[i]<-0
  }
}