[BioC] Fwd: Re: limma - moderated F for one-way anova

Naomi Altman naomi at stat.psu.edu
Thu Nov 9 16:59:11 CET 2006


>To: Karen Vranizan <vranizan at berkeley.edu>
>From: Naomi Altman <naomi at stat.psu.edu>
>Subject: Re: [BioC] limma - moderated F for one-way anova
>Cc:
>Bcc:
>X-Eudora-Signature: <work>
>Date: Thu, 09 Nov 2006 10:58:29 -0500
>
>The eBayes output includes F.p.value which is the F-test p 
>value.  However, this is only the usual ANOVA F-test if you have set 
>up the contrast matrix correctly, with 3 orthogonal contrasts.  e.g. 
>(A-B), (C-D),  (A+B-C-D)
>
>--Naomi
>
>At 06:14 AM 11/9/2006, you wrote:
>>How would one get an overall F test (moderated) and p value for a 
>>one-way anova with 4 groups?
>>
>>Karen Vranizan
>>Functional Genomics Lab
>>261A Life Sciences Addition
>>Mail Code #3200
>>UC Berkeley, CA 94720-3200
>>
>>Phone: 510-642-7520
>>Fax:      510-643-2685
>>email: vranizan at berkeley.edu
>>
>>         [[alternative HTML version deleted]]
>>
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>
>Naomi S. Altman                                814-865-3791 (voice)
>Associate Professor
>Dept. of Statistics                              814-863-7114 (fax)
>Penn State University                         814-865-1348 (Statistics)
>University Park, PA 16802-2111

Naomi S. Altman                                814-865-3791 (voice)
Associate Professor
Dept. of Statistics                              814-863-7114 (fax)
Penn State University                         814-865-1348 (Statistics)
University Park, PA 16802-2111



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