[R] How can I plot this graph
Gabor Grothendieck
ggrothendieck at gmail.com
Fri Dec 7 07:07:22 CET 2007
Try this:
matplot(xxx[,1], xxx[2:4], type = "l")
with(xxx, {
segments(x, z1, x, z2)
points(x, z1)
points(x, z2)
})
Omit the two points commands if you don't want circles at the ends of
the segments.
On Dec 6, 2007 6:30 PM, David Rees <davidrees1 at yahoo.co.uk> wrote:
> Hi,
>
> I am having trouble plotting the graph I need given the follow kind of data
>
> > xxx <- data.frame(
> "x"=c(1,2,3,4,5),
> "y1"=c(2,4,3,5,6),
> "y2"=c(3,4,6,3,1),
> "y3"=c(1,3,5,7,3),
> "z1"=c(1,NA,3,5,NA),
> "z2"=c(2,NA,4,6,NA) )
> > xxx
> x y1 y2 y3 z1 z2
> 1 1 2 3 1 1 2
> 2 2 4 4 3 NA NA
> 3 3 3 6 5 3 4
> 4 4 5 3 7 5 6
> 5 5 6 1 3 NA NA
>
> What I need is the following
>
> - One graph
> - y1, y2, y3 plotted as seperate lines vs x
> - z1, z2 give the range of the value of z, and need to be plotted as error bars or confidence intervals vs x
>
> Many thanks for any help,
> Regards,
> David
>
>
> ---------------------------------
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
More information about the R-help
mailing list