[BioC] Odds Ratio in GOstat

James W. MacDonald jmacdon at med.umich.edu
Mon Dec 11 20:49:30 CET 2006

Naomi Altman wrote:
> I am getting some rather odd "OddsRatio" numbers in my GOstat 
> tables.  In particular, I seem to be getting "Inf" whenever 
> "Observed"="Size".  This does not seem to be right, unless "Size" is 
> the number of hits in the union of the test and nontest set.  But if 
> that is the case, then "Size" should always be greater than or equal 
> to "Observed" and that is not the case.

What is the output from sessionInfo()?



> Naomi S. Altman                                814-865-3791 (voice)
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James W. MacDonald, M.S.
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109

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