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Archiver > GENEALOGY-DNA > 2005-06 > 1118068636


From: "Steven C. Perkins" <>
Subject: Re: [DNA] DNAPrint strikes again!
Date: Mon, 06 Jun 2005 09:37:16 -0500


Dr Kittles is at African Anecstry, http://www.africanancestry.com/ I doubt
he used the DNA Print test. Is there a published article to back up the
newspaper account?

SCPerkins


At 02:12 PM 6/6/2005 +0000, you wrote:
>Ray:
>
>Is there any indication that Kittles used the DNAPrint test? If so what
>did he do about the "East Asian problem"? Were EA and NA simply added
>together? There would be a big difference in the interpretation of the
>results if the EA was higher than the NA such that the average NA was 3%
>or below. If the average was 6%, and the sample size 100, without knowing
>the standard deviation and the like, one would have to assume that there
>were an awful lot of people who had zero NA readings - particularly if
>some subset was on the high side say 20%.
>
>David F.
>
>
>
>-------------- Original message --------------
>
> > This study included 100 people, whose average NA percentage was 6%,
> > according to the article. Can someone tell me if this average result
> > has a narrower margin of error than any individual result; and, if so,
> > what the margin of error for this average is? Does this average, of 100
> > participants from this community, indicate true NA ancestry for them?
> >
> > Ray Whritenour
> >
> > ****************************
> >
> > Freedmen's descendants discover past
> >
> > By Judy Gibbs Robinson
> > The Oklahoman
> > 6-6-05
> >
> > When a cotton swab scraped a few cells from the inside of Rhonda
> > Grayson's cheek last June, she was pretty sure what she would find.
> >
> > Like most of those at the conference sponsored by the Descendants of
> > Freedmen of the Five Civilized tribes, Grayson wanted ironclad proof she
> > is part American Indian. She got it.
> >
> > "It showed I had 9 percent Native American blood," said Grayson, a black
> > woman who has traced her lineage to a great-grandmother on the Chickasaw
> > freedmen rolls. "I was not surprised ... but I didn't know what
> > percentage I would have."
> >
> > Others were surprised by the findings, including Rick Kittles, the Ohio
> > State University geneticist whose assistant swabbed about 100 cheeks
> > that day in Norman. Kittles returns Saturday to report on his findings
> > at the association's third annual conference at the University of
> > Oklahoma. The conference starts at 9 a.m. in Dale Hall.
> >
> > Intrigued by the plight of Oklahoma's black Indians, Kittles came to
> > Oklahoma to test his hypothesis that descendants of Oklahoma Freedmen
> > today would be about 20 percent American Indian. The figure was 6
> > percent.
> >
> > "It was shocking to see it was so low," Kittles said in a telephone
> > interview from his office. His findings came as a blow to some study
> > participants who trace their ancestry to tribal members and expected a
> > stronger genetic stamp.
><snipped>
>
>
>==============================
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