[R] Is there an R-SQUARE function?

Stuart Luppescu s-luppescu at uchicago.edu
Wed Sep 29 17:59:56 CEST 1999

On 29-Sep-99 Thomas Lumley wrote:
> On Tue, 28 Sep 1999, Pete St. Onge wrote:
>> Hi there, I realize that this is a bit of a strange question, but here
>> goes.
>> In SAS, one can use the REG procedure to carry out a least-squares
>> regression analysis. By specifying the R-SQUARE option in the SELECTION
>> command, the program carries out regressions for every combination of
>> every independant variable against the dependant variable. This is
>> useful in smaller datasets, though difficult to justify from the
>> perspective of statistical design.
> The "leaps" package on CRAN does this.  This is normally called
> all-subsets regression rather than R-SQUARE (or, to be fair, "leaps")

This interests me a lot. But when I tried to use the package, I got this
> library(leaps)
Error in dyn.load(file) : unable to load shared library
  /usr/lib/R/library/leaps/libs/leaps.so: undefined symbol: do_lio

Did I make some mistake in installing the package, or what?

I'm running R 0.65 on RedHat Linux 6.0 (intel) with kernel 2.2.12; leaps is 
Aug 17 12:45 leaps_2.0.tar.gz
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>> Sent on 29-Sep-99 at 10:56:43 with xfmail
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