Re: Race, intelligence, and anti-racist prejudice (Was: Genetic Evolution)

Warren Sarle (
Thu, 23 Feb 1995 03:11:36 GMT

In article <>, (Kaa Byington) writes:
|> ...
|> as the Newsweek article points out, if you pick two "blacks" at random and
|> test their DNA, you will probably find that their genes have less in
|> common that do the genes of one of them with that of a random "white"
|> person.

That is mathematically impossible. The statement that within-group
variation is greater than between-group variation means that the
average difference between two individuals from the same group is
greater than the average difference between group _means_, not
between individuals from different groups.


Warren S. Sarle SAS Institute Inc. The opinions expressed here SAS Campus Drive are mine and not necessarily
(919) 677-8000 Cary, NC 27513, USA those of SAS Institute.