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hanin
2012 Apr 05
0
Warning message: Gamlss - Need help
...est regards,
Haneen
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Haneen Farah, Ph.D.
Department of Transport Sciences
School of Architecture & Build Environment
KTH- Royal Institute of Technology
Teknikringen 72, SE-100 44 Stockholm
Tel: +46-8-7907977
fhanin@kth.se<mailto:fhanin@kth.se>
http://home.abe.kth.se/~fhanin/
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2012 Mar 25
2
avoiding for loops
I have data that looks like this:
> df1
group id
1 red A
2 red B
3 red C
4 blue D
5 blue E
6 blue F
I want a list of the groups containing vectors with the ids. I am
avoiding subset(), as it is
only recommended for interactive use. Here's what I have so far:
df1 <- data.frame(group=c("red", "red", "red", "blue",