[R] ggplot - boxplot and points split by two factors
Tom Wright
tom at maladmin.com
Mon Sep 8 19:37:32 CEST 2014
ggplot(data,aes(x = z1, y = x, fill=x2)) +
geom_boxplot() +
geom_point(alpha=0.5,
position=position_jitterdodge(jitter.width=0.1),
aes(group=x2))
On Mon, 2014-09-08 at 13:10 -0400, Tom Wright wrote:
> Hi,
> I'm trying to create a boxplot overlayed with points where the data is
> split by two factor groups.
> So far:
>
> x1<-factor(rep(LETTERS[1:4],5))
> x2<-factor(rep(letters[1:2],10))
> z<-runif(20,0,10)
>
> data<-data.frame(x1=x1,x2=x2,z=z)
>
> ggplot(data,aes(x=x1,y=z,fill=x2)) +
> geom_boxplot() +
> geom_point()
>
>
> Obviously I'd also like to separate the points to overlay the relevant boxplots.
>
> Any hints gratefully received.
> Thanks,
> Tom
>
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