[R] simple random number generation

[Rolf Turner]

Duncan Murdoch recently (24 July 2008) posted code providing a much more
elegant and efficient approach.  (Subject line:  truncated normal). Also
there is apparently a function in the msm package which will do this  
for you.

	cheers,

		Rolf Turner

On 25/07/2008, at 2:43 PM, jim holtman wrote:

> Generate more than you need and then just keep 500 of them:
>
>> x <- rnorm(3000)  # make sure we have enough
>> y <- x[(x > -1.5) & (x < 1.5)][1:500]  # keep 500 0f them
>> hist(y)
>>
>
> On Thu, Jul 24, 2008 at 7:35 PM, dxc13 <dxc13 at health.state.ny.us>  
> wrote:
>>
>> useR's,
>>
>> I want to randomly generate 500 numbers from the standard normal
>> distribution, i.e. N(0,1), but I only want them to be generated in  
>> the range
>> -1.5 to 1.5.  Does anyone have a simple way to do this?
>>
>> Thanks,
>>
>> dxc13
>> --
>> View this message in context: http://www.nabble.com/simple-random- 
>> number-generation-tp18642611p18642611.html
>> Sent from the R help mailing list archive at Nabble.com.
>>
>> ______________________________________________
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>> 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?
>
> ______________________________________________
> 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.


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