Reasearch Data Selection

library(tidyverse)

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library(readxl)

district<-read_excel("district.xls")

summary(district$DISTNAME)

##    Length  N.unique   N.blank Min.nchar Max.nchar 
##      1207      1196         0         7        50

hist(district$DPETSPEP)

plot(district$DPETHISP,district$DPSTTOFC)

cor(district$DPETTWOP,district$DPETECOP)

## [1] -0.2889805