What I mean when I think intelligence:
the correlation between most intellectual abilities,
while positive
, is only about 0.2 - 0.4 via
Scott Alexander
link
National IQs calculated and validated for 108 nations
– via
Scott Alexander
Intelligence is a good predictor of performance on different tasks but not as good as fiver personality traits via
Spencer Greenberg
Spencer Greenberg –
What's really true about intelligence and IQ? We empirically tested 40 claims
clearerthinking
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Typical estimates for adult IQ found it was about 60% genetic, 40% unpredictable, and barely related at all to parenting or family environment.