[R] Sampling from a population
Andrew Criswell
arc at arcriswell.com
Tue Nov 20 05:42:21 CET 2001
Hi ALL:
Suppose you have a population of N <- 5 observations, x <- c(43, 28, 7, 61, 39). From that you can draw a maximum of 10 samples without replacement of size n <- 3. (Command choose(N,n) yields 10). For instance the samples I seek are
43, 61, 7
39, 7, 28 ...etc
How can I get R to do that for me, to get an exhaustive list of samples of size n drawn without replacement from a population of size N? The command, sample(x, 3, replace=FALSE), works well for one draw. Is there a package that will handle multiple draws?
Thanks and best wishes,
ANDREW
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