[R] Graph Axis

jim holtman jholtman at gmail.com
Tue Feb 26 03:12:47 CET 2008


Plot the x-axis with one less data point:

plot(x$Date[-1], returns,....)

On Mon, Feb 25, 2008 at 5:39 PM, Khadija Mohammedali <khad1_ at hotmail.com> wrote:
> Hi Jim
>
> Thank you for your quick response. This worked great. I am having the same
> problem again. I have moved on to calculating returns from rates and want to
> plot returns on the y axis and again dates on the x axis. The code I am
> using to calculate returns is as follows:
> rate<-x$Rate
> returns<-(diff(log(rate)))
> If I do:
> plot(returns, type="l") I get the graph I want however am having problems
> with the x axis again. Modification of the code below doesnt work as I now
> have one less dimension in returns. Hope I am making sense.  Your help is
> much appreciated.
>
>
> > Date: Mon, 25 Feb 2008 16:32:44 -0500
> > From: jholtman at gmail.com
> > To: khad1_ at hotmail.com
> > Subject: Re: [R] Graph Axis
> > CC: r-help at r-project.org
>
>
> >
> > You have to convert you date to be a Date class:
> >
> > x <- read.table("/tempxx.txt", header=TRUE, as.is=TRUE)
> > x$Date <- as.Date(x$Date, "%d/%m/%Y")
> > plot(x$Date, x$Rate, type='l')
> >
> >
> > On 2/25/08, Khadija Mohammedali <khad1_ at hotmail.com> wrote:
> > >
> > > Hi I have data of exchange rates and time, and am trying to draw a graph
> that will show the rates on the y axis and dates on the x axis. I am using
> the following code: plot(rate, type='l', xlab='Date', ylab='Rate', main='£
> to Euro rate over 5 years')This gives me the graph I want although I want to
> display the dates on the x axis, even if its just 2002, 2003,...2008.
> Attached is my data. Hope you can help.
> > > _________________________________________________________________
> > > [[elided Hotmail spam]]
> > >
> > >
> > > ______________________________________________
> > > 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.
> > >
> > >
> > >
> >
> >
> > --
> > Jim Holtman
> > Cincinnati, OH
> > +1 513 646 9390
> >
> > What is the problem you are trying to solve? Tell me what you want to
> > do, not how you want to do it.
>
>
> ________________________________
> She said what? About who? Shameful celebrity quotes on Search Star!



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?  Tell me what you want to
do, not how you want to do it.



More information about the R-help mailing list