What could be the most likely factor for this in your opinion?
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I have no opinion, did not check the source in detail.
End of conversation
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The smart/wealthy ones probably left.
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Boer inbreeding.
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Must be the sun... or did the dumbest whites colonize South Africa? hard to believe.
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>Not sure why the White mean is so low.< Greetings from Pretoria...White brain drain boiling off talent.
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Maybe smarter whites attend private schools or schools in a particular district and so the sampling isn't representative. I've never gotten the impression that SA whites are uniformly bright.
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