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Archiver > GENEALOGY-DNA > 2007-03 > 1174355397


From: "Alfred A. Aburto Jr." <>
Subject: Re: [DNA] Cruciani 2007 dating method and the demic diffusion modelof E3b and J2
Date: Mon, 19 Mar 2007 17:49:57 -0800
References: <BAY105-F34E3B3B699C0EE3993D9A3CC760@phx.gbl><REME20070319190311@alum.mit.edu>
In-Reply-To: <REME20070319190311@alum.mit.edu>


John,

> John Chandler wrote:

>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
>
>

But their guess is probably better than that of the "average Joe" :-)

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