AW: [R] Sampling

[RINNER Heinrich]

Hi,

you can use something like

> example.data <- data.frame(x=rnorm(209), y=rnorm(209))
> selected.sample <- example.data[sample(209,106), ]

See ?sample.

-Heinrich.

> -----Ursprüngliche Nachricht-----
> Von: Savano [mailto:savano at superig.com.br] 
> Gesendet: Montag, 01. Dezember 2003 13:38
> An: Lista R
> Betreff: [R] Sampling
> 
> 
> UseRs,
> 
> I imported a table using "read.table". It has 209 
> observations, I want to 
> select a sample with 106 observations.  What function I use?
> 
> thanks.
> 
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