On Wed, 13 Oct 2004, Andreas Betz wrote:
> I am newcomer to R and I am loborating on this problem:
>
> How do I import data from a CD into R for further evaluation.
> Using code "newgotcha <-
read.table("e:\\asciiwin\\gotcha.dat") "
> returmns a list containing an additional column with indices. The
> command "plot (gotcha)" gives the expected plot. However, the
line
> hist(gotcha) returns the message "Error in hist.default(newgotcha) :
`x'
> must be numeric".
Um, you read `newgotcha' so what did you expect "plot (gotcha)" to
do?
> How can I get the data in an accessible from into R.
Please read `An Introduction to R' and note the difference between
read.table() and read.table(header=TRUE).
If that is not sufficient, please read the R Data Import/Export manual.
> Any suggestions are appreciated.
>
> Andreas
>
> Andreas Betz
> andreasbetz at earthlink.net
> [[alternative HTML version deleted]]
>
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--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
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