[R] A simple simulation question

John Kane jrkrideau at inbox.com
Thu Jul 12 16:05:47 CEST 2012


I think that you have the statements out of order and I know that you are lacking the last )  to match the replicate(

Try this"
replicate(100, {
x=rep(1:10,10)
y=rnorm(100,x,5)
plot(y~x)
abline(lm(y~x))
})

John Kane
Kingston ON Canada


> -----Original Message-----
> From: aldoushuxley11 at gmail.com
> Sent: Thu, 12 Jul 2012 13:55:04 +0100
> To: r-help at r-project.org
> Subject: [R] A simple simulation question
> 
> Hi!
> 
> I would like to post the following question:
> 
> I was trying to figure out how to do the simulation shown in Fig 10.6 of
> John Verzani's book 'Using R for Intro Statistics'. It is on page 290,
> with
> a description on the previous page. It seems like a simple thing... Just
> needing to duplicate a procedure. (Perhaps I need to do it with a loop?)
> 
> This is what I was trying:
> 
> replicate(100, {
> abline(lm(y~x))
> plot(y~x)
> y=rnorm(100,x,5)
> x=rep(1:10,10)
> }
> 
> Obviously not correct. Can anyone help me with a simple way to do this?
> 
> With thanks,
> Manning
> 
> 	[[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.

____________________________________________________________
FREE 3D MARINE AQUARIUM SCREENSAVER - Watch dolphins, sharks & orcas on your desktop!



More information about the R-help mailing list