insurance %>%
rename(lag0=TVadverts)%>%
mutate(lag1=lag(lag0),
lag2=lag(lag0,2))%>%
pivot_longer(cols = c("lag0","lag1","lag2"),
names_to = "lags",values_to="TVadverts")%>%
ggplot(aes(x=TVadverts,y=Quotes,group=lags)) +
geom_point()+
geom_smooth()+
facet_wrap(vars(lags))
