From: Dieter Menne <dieter.menne_at_menne-biomed.de>

Date: Thu 09 Feb 2006 - 19:08:29 EST

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Feb 09 22:26:27 2006

Date: Thu 09 Feb 2006 - 19:08:29 EST

<voodooochild <at> gmx.de> writes:

> i want to plot a count process in the following way, but i don't know

*> how i can do that. i have data for example x<-(0,2,6,2,8,4,.....) and
**> dates y which is a vector of weekly dates for example
**> (01/01/06, 08/01/06, 15/01/06, 22/01/06, ....), now i want to plot the
**> y's an the horizontal axis. On each date the count process jumps upwards
**> 1 unit, so the vertical axis is 0, 1, 2, 3, ......
**> the distance between the dates is shown in vector x, so for example the
**> distance between 08/01/06 and 15/01/06 should be 2. maybe i can use some
**> times series functions for doing this?
**>
*

If I understand you correctly, this means plotting equidistant point against the cumulative sum. Forgetting about the dates now, this would do it.

x = floor(pmax(rnorm(30,5,2),1))

xcum = cumsum(x)

plot(xcum,1:30)

Dieter

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Feb 09 22:26:27 2006

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