Quote:
Originally Posted by sapiens
Would you expect environmental biases to affect differences between Azhkenazi Jews and other "whites" within the United States?
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I don't see why not - not everyone within the US lives the same way. Jews live (largely) in the US in cities. Many have special diets. Many Jews work in traditional occupations - finance, jewelry, law, medicine - which influence them and their children. Many Jews go to seperate schools. They observe many different cultural traditions. There are many factors, aside from genetics.
Personally, I think there are likely to be some differences, on average, between people of different ancestry, both physically and mentally, but I think the differences are specific not general, and there is 99% overlap between any one group versus another.
So sweeping statements like "whites are smarter than blacks" or "blacks are better athletes than whites" are inaccurate.
Here's some info from a wiki entry on the subject - make of it what you will:
http://en.wikipedia.org/wiki/Ashkenazi_intelligence
Psychometrics research has found that Ashkenazi Jews have the highest mean score of any ethnic group on standardized tests of general intelligence, with estimates ranging from 7 to 17 points above the mean IQ of the general white population at 100, which ranges from 107 for Germany to 90 for Turkey according to Richard Lynn's estimates for 2006 [4]. These studies (see references) also indicate that this advantage is primarily in verbal and mathematical performance; spatial and visual-perceptual performance is average. However some statistic data on Israel, which has about 50% of Ashkenazi Jews in its population show that Israel achieves lower average IQ scores than countries of Europe or East Asia (IQ and the Wealth of Nations). (Israel 94, England 100, Hong Kong 107). Israel however is multicultural in nature, where Jews, Muslims (around 1/4 of population) and Christians reside. Besides being controversial, this work relies on existing studies "of questionable validity",[1] leading to results even the authors don't believe to be correct.