On curve fitting:

http://twitpic.com/8jd081


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From: "DUMAS Philippe (UDS)" <p.du...@ibmc-cnrs.unistra.fr>
Sent: Thursday, October 18, 2012 1:52 PM
To: <CCP4BB@JISCMAIL.AC.UK>
Subject: Re: [ccp4bb] PNAS on fraud


Le Jeudi 18 Octobre 2012 19:16 CEST, "Bernhard Rupp (Hofkristallrat a.D.)" <hofkristall...@gmail.com> a écrit:

I had a look to this PNAS paper by Fang et al.
I am a bit surprised by their interpretation of their Fig. 3: they claim that here exists a highly signficant correlation between Impact factor and number of retractations. Personnaly, I would have concluded to a complete lack of correlation...
Should I retract this judgment?
Philippe Dumas

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