[R] problem with read.table

Nordlund, Dan (DSHS/RDA) NordlDJ at dshs.wa.gov
Wed Apr 15 23:01:50 CEST 2009

> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On
> Behalf Of x
> Sent: Wednesday, April 15, 2009 1:54 PM
> To: r-help at 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,


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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