R 을 이용한 종교 유무에 따른 소득 차이 분석

 

class (welfare$region)
table(welfare$religion)
class(welfare$income)

rel_income<-welfare%>%
  filter(!is.na(income))%>%
  group_by(religion)%>%
  summarise(mean_rel=mean(religion))

rel_income

ggplot(data = rel_income,aes(x=religion,y=mean_rel))+geom_col()