[R] error message
ehlers at ucalgary.ca
Wed Jan 19 00:01:00 CET 2011
On 2011-01-18 13:06, wangwallace wrote:
> I tried it several times. it still gives me the same error.
> I also used traceback()
> here is what I got:
> 3: `[.data.frame`(df, -s1$SubID, )
> 2: df[-s1$SubID, ]
> 1: crossed1(agr)
> But I don't think there is anything wrong with it......
I think there is. Try this:
d <- data.frame(x=1:5, id1=5:1, id2=-2:2)
So I think you'd better check your SubID contents.
It looks as though you're getting both positive and
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