[R] Randomly split a sample in two equal subsamples
Wu Gong
wg2f at mtmail.mtsu.edu
Sun Oct 31 17:43:53 CET 2010
Hi Yoan,
Please try ?sample.
Suppose you have 1:n ids of total observations where n is even, you want to
randomly split it into two subsamples, the following code should work.
n <- 20
one.sample <- sort(sample(1:n, n/2))
another.sample <- (1:n)[-one.sample]
Good luck.
Wu
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A R learner.
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