[R] Comparison of SAS & R/Splus

Thomas Lumley tlumley at u.washington.edu
Fri Sep 5 15:49:08 CEST 2003

On Fri, 5 Sep 2003, Paul, David  A wrote:
> d.  Because SAS is commercial software, a posteriori errors found in
> clinical trials analyses (and due to software issues) can be
> attributed by the NDA applicants to the SAS Institute.
> Lawyers really like this.  Of course, Splus is also commercial
> and therefore does not suffer from criticism on these
> grounds.

Note, however, that one of the few specific pieces of guidance the FDA
gives on software is that it isn't sufficient to place your trust in
commercial off-the-shelf software (and of course this is reinforced by
the software licensing terms).


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