How Rare Is One in 113 Billion? | GenomeWeb

How Rare Is One in 113 Billion?

Aug 20, 2008

At the NY Times Freakonomics blog, economist Steven Levitt goes through the math behind the FBI's DNA match probabilities. Recently, an Arizona state crime lab analyst found two unrelated men who matched at nine of 13 loci -- the FBI estimates the odds of such a match to be one in 113 billion.

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