Whites are smarter than blacks, according to IQ tests too. That's why IQ testing is discredited now.

Looks like someone need a lesson about standard deviations before making snarky comments.

To be fair, that was responding to a comment that was almost as dumb, although it weaseled out with that "IQ tests tell us" clause.

Or the opposite of your conclusion: Women in Science: http://philip.greenspun.com/careers/women-in-science

What does the number of women in science or business have to do with smartness?

Most businesses are pretty stupid, if you think about it - buy cheap sell high, or produce something people need.

As for science, it's mostly tedious research by poor PhD students with professors taking most of the credit. Occasionally there's a breakthrough, a cause for celebration (and hopefully real world application).