[R] ols Error : missing value where TRUE/FALSE needed

[Jason Barnhart]

I think that inc2 should be eco$inc2 in your call.

If not let me know and I will dig deeper.

----- Original Message ----- 
From: "Charles Evans" <cevans at freecurricula.org>
To: <r-help at stat.math.ethz.ch>
Sent: Wednesday, March 14, 2007 12:48 PM
Subject: [R] ols Error : missing value where TRUE/FALSE needed


>I have installed Hmisc and Design.  When I use ols, I get the
> following error message:
>
> Error in if (!length(fname) || !any(fname == zname)) { :
> missing value where TRUE/FALSE needed
>
> The model that I am running is:
>
> > ecools <- ols(eco$exp ~ eco$age + eco$own + eco$inc + inc2, 
> > x=TRUE)
>
> I have tried several other combinations of arguments that take TRUE/
> FALSE values, but no luck.
>
> Ultimately, I am trying to calculate robust standard errors.
>
> Any help would be appreciated.
>
> Charles Evans
> Executive Director
> Free Curricula Center
>
>
>
> [[alternative HTML version deleted]]
>
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