R-beta: vectors in dataframe?
Peter Dalgaard BSA
p.dalgaard at biostat.ku.dk
Mon Apr 27 23:47:10 CEST 1998
Bill Simpson <wsimpson at uwinnipeg.ca> writes:
> > thingy<-read.table(file="rstuff/output.cif3")
> > thingy$tau1
> > thingy[,"tau1"]
> Error: subscript out of bounds
> > attach(thingy)
> > tau1
> Error: Object "tau1" not found
> > thingy
> lists the row number, tau1, tau2, p3cond
> i.e. all the data as 4 cols of numbers (up to row 1601).
My students keep doing that too...
If you look more closely, you'll see that what looks like column names
are really the first line of observations. You need to tell R that the
first line of the input file contains the column names
should do it. And for a sanity check on your data frames, I suggest to
make a habit of
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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