On 09/02/2008 11:20 AM, Alexander Ovodenko wrote:
> Thanks for the replies to my prior question. My problem is that R always
> says object not found when I enter a variable name into a command. I
> converted a Stata file into an Rdata file by first loading the foreign
> package by entering
>
> require(foreign)
>
> Then I asked R to read the Stata file by entering
>
> pol572a1<- read.dta("C:\\alex\\Graduate Coursework\\Pol 572\\pol572a1.dta")
>
> So now I can do a few things with the data, but I am only able to do so by
> entering
>
> with(pol572a1,
>
> before typing another command. So I enter the following for a scatter plot:
> with(pol572a1, plot(rgnpc, incmean))
>
> When I run a simple linear regression, I enter the following: with(pol572a1,
> lm(incmean~rgnpc))
>
> But when try to get a fitted line, I enter the following: with(pol572a1, lm(
> share.gnp)<-lm(incmean~rgnpc)) But I get the following error message: Error
> in lm(share.gnp) <- lm(incmean ~ rgnpc) : object "share.gnp" not found
That line doesn't make sense. You want something like
share.gnp <- with(po1572a1, lm(incmean ~ rgnpc))
Duncan Murdoch
>
> So what should I do to get R to read the dataframe in the ordinary way with
> the usual command? I am willing to scrap this dataframe and use the
> original Stata file to start over, as long as that resolves the problem.
>
> Thanks!
>
> Alex
>
> [[alternative HTML version deleted]]
>
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