From: Atul Kulkarni <atulskulkarni_at_gmail.com>

Date: Thu, 24 Apr 2008 10:37:04 -0500

Date: Thu, 24 Apr 2008 10:37:04 -0500

Hi,

The ecdf has jumps of 1/n but I need jumps of 1. How do I do this? if I can do this then I think Ic an plot the data properly. I am plotting epidemic simulation and want to plot my 2 processes Infection and Symptoms (after incubation) on the same chart to compare them.

Atul.

On Wed, Apr 23, 2008 at 12:35 PM, Charles C. Berry <cberry_at_tajo.ucsd.edu> wrote:

*>
*

> Maybe like this?

*>
**> proc.1 <- rexp(200,1)
**> > proc.2 <- rexp(200,2)
**> > plot( ecdf( proc.1 ), xlim=range( proc.1, proc.2 ) )
**> > plot( ecdf( proc.2 ), add=T, col.points='red' )
**> >
**> >
**> See
**>
**> ?ecdf
**> ?plot.stepfun
**>
**>
**> HTH,
**>
**> Chuck
**>
**>
**> On Wed, 23 Apr 2008, Greg Snow wrote:
**>
**> Can you show us the code you used for the 5 to 10 points? (either
**> > generate some random data, or use a sample dataset).
**> >
**> > --
**> > Gregory (Greg) L. Snow Ph.D.
**> > Statistical Data Center
**> > Intermountain Healthcare
**> > greg.snow_at_imail.org
**> > (801) 408-8111
**> >
**> >
**> >
**> > -----Original Message-----
**> > > From: r-help-bounces_at_r-project.org
**> > > [mailto:r-help-bounces_at_r-project.org] On Behalf Of Atul Kulkarni
**> > > Sent: Wednesday, April 23, 2008 9:07 AM
**> > > To: r-help_at_r-project.org
**> > > Subject: [R] help needed: Plotting step by step.
**> > >
**> > > Hello,
**> > >
**> > > I have generated 2 Poisson processes and want to plot them on
**> > > a single graph in a step by step manner in order to be able
**> > > to compare them. I tried plot and biplot but it does not
**> > > help, I could connect two points by hand for point graph if
**> > > they were 5 or 10 I have more than 200 such point to be
**> > > connected and Poisson cluster makes it difficult for me to
**> > > even read them properly.
**> > >
**> > > Can anyone tell me which is the function that can plot a
**> > > stepwise graph for me? I did google over the plot for step
**> > > fun but did not understand much of it. A simpler help would
**> > > be more useful to me, as I am not a expert either in Statistics or R.
**> > >
**> > > Regards,
**> > > Atul.
**> > >
**> > > --
**> > > Atul S. Kulkarni
**> > > Graduate Student,
**> > > Department of Computer Science,
**> > > University Of Minnesota,
**> > > Duluth, MN 55812.
**> > > www.d.umn.edu/~kulka053 <http://www.d.umn.edu/%7Ekulka053>
**> > > ---------------------------------------------------------
**> > > "Before you start some work, always ask yourself three
**> > > questions - Why am I doing it, What the results might be and
**> > > Will I be successful. Only when you think deeply and find
**> > > satisfactory answers to these questions, go ahead."
**> > > Chanakya quotes (Indian politician, strategist and writer,
**> > > 350 BC-275 BC)
**> > >
**> > > [[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.
**> > >
**> > >
**> > ______________________________________________
**> > 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.
**> >
**> >
**> Charles C. Berry (858) 534-2098
**> Dept of Family/Preventive
**> Medicine
**> E mailto:cberry_at_tajo.ucsd.edu UC San Diego
**> http://famprevmed.ucsd.edu/faculty/cberry/ La Jolla, San Diego 92093-0901
**>
**>
**>
*

-- Atul S. Kulkarni Graduate Student, Department of Computer Science, University Of Minnesota, Duluth, MN 55812. www.d.umn.edu/~kulka053 --------------------------------------------------------- "Before you start some work, always ask yourself three questions - Why am I doing it, What the results might be and Will I be successful. Only when you think deeply and find satisfactory answers to these questions, go ahead." Chanakya quotes (Indian politician, strategist and writer, 350 BC-275 BC) [[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.Received on Thu 24 Apr 2008 - 15:50:30 GMT

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