[R] Monte Carlo Simulation
macqueen1 at llnl.gov
Sat Apr 16 00:25:45 CEST 2011
Lawrence Livermore National Laboratory
7000 East Ave., L-627
Livermore, CA 94550
From: Jeremy Miles <jeremy.miles at gmail.com>
Date: Fri, 15 Apr 2011 14:17:13 -0700
To: Shane Phillips <SPhillips at lexington1.net>
Cc: "r-help at r-project.org" <r-help at r-project.org>
Subject: Re: [R] Monte Carlo Simulation
>On 15 April 2011 12:03, Shane Phillips <SPhillips at lexington1.net> wrote:
>> Here's a script of what I have so far. I have a few problems. First,
>>the correlations. Next, recoding that categorical variable into
>>dichotomous variables. Finally, the iterative filename thing.
>Perhaps give the list one question at a time?
>Here's a start for one of the questions, selected (almost) at random.
>Give 80% of people a score of 1 on a x1, and 20% of people zero.
>tempVar <- runif(1000)
>x1 <- ifelse(tempVar < 0.8, 1, 0)
x1 <- rbinom(1000,1,0.8)
>Tell us how far you've got. Do you need to know about write.table()
>for the saving the files, or is the problem with splitting a large
>file, or generating the 1000 names ...
>Psychology Research Methods Wiki: www.researchmethodsinpsychology.com
>R-help at r-project.org mailing list
>PLEASE do read the posting guide
>and provide commented, minimal, self-contained, reproducible code.
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