GENEALOGY-DNA-L Archives

Archiver > GENEALOGY-DNA > 2009-12 > 1260177915


From: "Bob Bootle" <>
Subject: Re: [DNA] R-U152 and R-L21 on the European Continent
Date: Mon, 7 Dec 2009 09:25:15 -0000
References: <59915.56775.qm@web81103.mail.mud.yahoo.com> <06F79C98-398C-4200-8D9C-5BA976ABD233@vizachero.com><ea3bd9560912061730y581da805v54dec4a73733efee@mail.gmail.com><006701ca76ef$d0ab50b0$7201f210$@org><003201ca76f3$ee2dcd30$6400a8c0@Ken1>
In-Reply-To: <003201ca76f3$ee2dcd30$6400a8c0@Ken1>


Ken,

It is a real nuisance that
mutations vary
rates of mutation vary
and average mutation rates vary.

Bob
----- Original Message -----
From: "Ken Nordtvedt" <>
To: <>; <>
Sent: Monday, December 07, 2009 4:15 AM
Subject: Re: [DNA] R-U152 and R-L21 on the European Continent


> This mess is really not about technique; interclade as well as intraclade
> variances are more or less known to all, albeit under various names. The
> issue is the mutation rates employed to convert variances into generations
> of age estimates.
>
> Ken
>
>
> ----- Original Message -----
> From: "Lawrence Mayka" <>
> To: <>
> Sent: Sunday, December 06, 2009 8:46 PM
> Subject: Re: [DNA] R-U152 and R-L21 on the European Continent
>
>
>> It's unfortunate that the Zhivotovsky camp has not yet been confronted
>> with
>> Nordtvedt's interclade technique (of calculating lower and upper bounds
>> on
>> the age of a haplogroup), which removes any possible argument in favor of
>> fudge factors.
>>
>>> From: [mailto:genealogy-dna-
>>> ] On Behalf Of David Faux
>>> Now Michael Hammer has come on board,
>>> along with Peter Underhill some time ago, with Zhivotovsky in terms of
>>> dating clade ages - so multiply by 3.6 - or not.
>>
>>
>>
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