> -----Original Message-----
> From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
> Behalf Of Jim Bouldin
> Sent: Thursday, July 23, 2009 9:49 AM
> To: ted.hard...@manchester.ac.uk; ted.hard...@manchester.ac.uk; r-h...@r-
> project.org
> Subject: Re: [R] error message: .Random.seed is not an integer vector but
> 
> 
> Thanks much Ted.  I actually had just tried what you suggest here before
> you posted, and resolved the problem.  Thanks also for the other tips.  I
> wrote x = as.vector(c(1:12)) because I thought that the mode of x might be
> the problem, the error message pointing to .Random.seed notwithstanding.
> 
> On a related note, I did a brief test a couple weeks back where I ran a
> million random samples of 3 from the vector 1:12 and compared the mean
> against the known mean.  It was off by 1 percent, which indicated that the
> RNG was biased more than I'd have thought.  Comments?
> Jim
> 
<<<snip>>>

It would be necessary to see the code for your 'brief test' before anyone could 
meaningfully comment on your results.  But your results for a single test could 
have been a valid "random" result.

Dan

Daniel J. Nordlund
Washington State Department of Social and Health Services
Planning, Performance, and Accountability
Research and Data Analysis Division
Olympia, WA  98504-5204

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