On Wed, Nov 19, 2008 at 5:34 PM, Juliet Hannah <[EMAIL PROTECTED]> wrote:
> With this data
>
> x <- c(0,0,1,1,2,2)
> y <- c(5,6,4,3,2,6)
> lwr <- y-1
> upr <- y+1
> xlab <- c("Low","Low","Med","Med","High","High")
> mydata <- data.frame(x,xlab,y,lwr,upr)
>
> I would like to make a dot plot and use lwr and upr as error bars.
> Above 0=Low. I would like there to be
> some space between the 5 and the 6 corresponding to Low so I tried jittering:
>
> p <- ggplot(mydata, aes(x=x, y=y))
> p+geom_point()
> p + geom_jitter(position=position_jitter(xjitter=2))
>
> But I obtained this error:
>
> Error in get("new", env = PositionJitter, inherits = TRUE)(PositionJitter, :
> unused argument(s) (xjitter = 2)
>
> Any suggestions on how to plot this. I could create the separation in
> the x-axis (0,0.2,1,1.2,2,2.2). If so,
> how could I relable the axis ("Low","Med","High") in ggplot2.
I think you probably want:
p <- ggplot(mydata, aes(xlab, y))
p + geom_point(position = position_dodge(0.4))
but unfortunately there was a bug that prevented that from working in
the current version. It'll be fixed in the next version which should
be released tomorrow.
Hadley
--
http://had.co.nz/
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