[R] creating random numbers
Doran, Harold
HDoran at air.org
Wed Apr 25 15:44:31 CEST 2007
sample(1:2, 10, replace=TRUE)
> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of raymond chiruka
> Sent: Wednesday, April 25, 2007 9:45 AM
> To: r-help at stat.math.ethz.ch
> Subject: [R] creating random numbers
>
> l want to create a column of 1 and 2 randomly what
> command should l use
> eg
> treatment strata
>
> 1 1
> 2 0
> 1 1
> 2 1
> 2 0
> 2 1
> 2 0
> 1 0
> these should be created randomly
>
> secondly if l have something like
> for (i in 1:n ) df =c(1,rexp(1,.001),rexp(1,.002)) can l
> add an if statement in side the c maybe to compare the 2
> exponential numbers to create another variable
>
>
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