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Archiver > GENEALOGY-DNA > 2007-03 > 1174345436


From: (John Chandler)
Subject: Re: [DNA] Cruciani 2007 dating method and the demic diffusion modelof E3b and J2
Date: Mon, 19 Mar 2007 19:03:56 -0400 (EDT)
References: <BAY105-F34E3B3B699C0EE3993D9A3CC760@phx.gbl>
In-Reply-To: <BAY105-F34E3B3B699C0EE3993D9A3CC760@phx.gbl>(stevenbird1000@hotmail.com)


Steve wrote:
> The main difficulty for demic diffusion will arise from the dating=20
> methodology used by Cruciani:
...
> We employed a microsatellite evolutionarily effective mutation rate
> (Zhivotovsky
> et al. 2004).

What it boils down to is this: they made several guesses at a fudge
factor and picked one without any real justification. I see no reason
to believe that their answer is within a factor of two of being correct.

John Chandler


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