I forgot to show that my file indeed contains x, y values:
x y
1 8.2
2 18
3 -17.6
4 -3.4
5 6.8
6 11.3
7 1.5
8 11
9 -3.3
10 8.1
--- On Wed, 4/15/09, x <to_rent_2...@yahoo.com> wrote:
> From: x <to_rent_2...@yahoo.com>
> Subject: RE: [R] problem with read.table
> To: r-help@r-project.org, "Nordlund, Dan (DSHS/RDA)" <nord...@dshs.wa.gov>
> Date: Wednesday, April 15, 2009, 5:09 PM
> Thank you for the reply. That format works but since I need
> access to x, y subsequent to lm() also, I tried the
> following but now I'm back to the same old error message
> of "object y not being found".
>
> data_model.df = read.table("./verify.txt",
> header=TRUE, nrows=10);
> dd = datadist(data_model.df);
> options(datadist = 'dd');
> describe(data_model.df);
>
> f <- lm(y ~ x)
> print( summary(f) )
>
> plot(x, y)
>
> I tried without "options" and
> "describe" and still the same problem.
>
> Thanks again!
>
>
> --- On Wed, 4/15/09, Nordlund, Dan (DSHS/RDA)
> <nord...@dshs.wa.gov> wrote:
>
> > From: Nordlund, Dan (DSHS/RDA)
> <nord...@dshs.wa.gov>
> > Subject: RE: [R] problem with read.table
> > To: to_rent_2...@yahoo.com, r-help@r-project.org
> > Date: Wednesday, April 15, 2009, 5:01 PM
> > > -----Original Message-----
> > > From: r-help-boun...@r-project.org
> > [mailto:r-help-boun...@r-project.org] On
> > > Behalf Of x
> > > Sent: Wednesday, April 15, 2009 1:54 PM
> > > To: r-help@r-project.org
> > > Subject: [R] problem with read.table
> > >
> > >
> > > Hi all,
> > >
> > > I've simple code to read a file (verify.txt
> in the
> > same directory as the script file) but
> > > when I run this I get
> > > "Error in eval(expr, envir, enclos) : object
> > "y" not found".
> > >
> > > data_model.df =
> read.table("./verify.txt",
> > header=TRUE, nrows=10);
> > > f <- lm(y ~ x)
> > >
> > > Could someone pls tell me what's wrong with
> this
> > code?
> > >
> > > Sincere thanks!
> >
> > I don't think there is a problem with
> read.table().
> > You need to attach the dataframe or specify
> > data=data_model.df in the call to lm()
> >
> > f <- lm(y ~ x, data = data_model.df)
> >
> > Hope this is helpful,
> >
> > Dan
> >
> > Daniel J. Nordlund
> > Washington State Department of Social and Health
> Services
> > Planning, Performance, and Accountability
> > Research and Data Analysis Division
> > Olympia, WA 98504-5204
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