[R] R help
erich.neuwirth at univie.ac.at
Tue Apr 29 08:28:41 CEST 2008
Does your res.dat only have one row and you want this to one variable?
For read.table each new case has to start on a new line.
If your data are in a "just one row for a variable" format,
res <- scan("C:/Documents and Settings/db/Desktop/res.dat")
will probably do what you want.
Debasish Roy wrote:
> I tried to read a dataset and then draw a histogram with a freqeuncy density curve fitted on the top of this.
> I used the command
> res <- read.table("C:/Documents and Settings/db/Desktop/res.dat")
> and found
> V1 V2 V3 V4 V5
> 1 -0.4806 0.5075 0.0491 -0.7985 -0.666
> Then I got the following when I troied to plot it
> Error in hist.default(res) : 'x' must be numeric
> Even I tried
> which is showing a blank plot.
> My suspision is something is wrong in the way the data was read (with V1, V2, V3 etc). Can someone please help me how to get rid of this problem ?
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Erich Neuwirth, University of Vienna
Faculty of Computer Science
Computer Supported Didactics Working Group
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