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Old 12-27-2012, 01:21 AM   #13
Wolfgang Huber
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Location: Heidelberg, Germany

Join Date: Aug 2009
Posts: 109

I am pretty sure Simon used '20' just to indicate a sufficiently large number, so that the power of standard tests (e.g. Wilcoxon, t- or permutation tests) is sufficient to detect every relevant differentially expressed feature.
Wolfgang Huber
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