[R] ) Error in eval(expr, envir, enclos) : object '' not found

[Jonathan P Daily]

It looks like your column name has periods in it somewhere. Is your header 
separated by something other than commas?

look at:
names(data.sex)

or test by

"age" %in% names(data.sex)
--------------------------------------
Jonathan P. Daily
Technician - USGS Leetown Science Center
11649 Leetown Road
Kearneysville WV, 25430
(304) 724-4480
"Is the room still a room when its empty? Does the room,
 the thing itself have purpose? Or do we, what's the word... imbue it."
     - Jubal Early, Firefly

r-help-bounces at r-project.org wrote on 03/23/2011 09:31:40 AM:

> [image removed] 
> 
> [R] ) Error in eval(expr, envir, enclos) : object '' not found
> 
> mipplor 
> 
> to:
> 
> r-help
> 
> 03/23/2011 10:11 AM
> 
> Sent by:
> 
> r-help-bounces at r-project.org
> 
> > datafilename="E:/my documents/r/sex/bysex1.csv"
> > data.sex=read.table(datafilename,header=T)
> > data.sex
>        y.sex.age.region.c.n
> 1   1980,F,A,N,-18.15,13.61
> 2   1980,F,A,N,-18.61,13.04
> 3   1980,F,A,N,-18.81,12.32
> 4    1990,F,A,N,-21.12,11.7
> 5   1990,F,A,N,-20.77,11.58
> 6    1990,F,A,N,-21.6,13.34
> 7    1990,F,A,N,-21.78,12.6
> 
> > model.anova<-aov(c~age*sex,data=data.sex)
> Error in eval(expr, envir, enclos) : object 'age' not found
> 
> 
>    i just wanna do a anova test. but the error message is as above,,,
>    what should i do to shoot this problem ? Should i define the age?
> 
> 
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