Archiver > GENEALOGY-DNA > 2005-03 > 1110422203

From: (John Chandler)
Subject: Re: [DNA] reliability of the DNAPrint test
Date: Wed, 9 Mar 2005 21:36:43 -0500 (EST)
References: <>
In-Reply-To: <>(

Ray wrote:
> So, if one's first confidence interval (black line on DNAPrint's
> triangle chart) is entirely above the edge (base line) of the triangle,
> then one can say with 88% "confidence" that his TRUE minority ancestry
> percentage lies somewhere above the bottom of that first confidence
> interval? Why isn't that the same as saying there is an 88% probability
> of a non-zero admixture?

It *is* the same. The statement you made originally was quite
different. In responding to BJ you wrote that the probability was
88% that the ethnicity would lie within the black ring.

Of course, all this presumes that there are no biases in reference

John Chandler

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