When GSS data revealed that the mean IQs of college graduates dropped almost nine points over the past four decades, I assumed that grad schools, by contrast, had not lowered standards so much. I was wrong. Here are the means by decade for Americans in their thirties with an advanced degree:
Mean IQ of Americans with advanced degrees (sample size = 446)
* significantly lower than 1970s
The mean IQ dropped 8.6 points over the four decades--just as much as for undergraduates. College degrees across the board do not mean what they used to.
This Gallup poll is from a survey of over 300k Americans in 2017. You can see a dramatic uptick from 5.8% to 8.2% among Millennials identify...
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Via a reader at iSteve, it looks like this might be the vocabulary test used by the General Social Survey. (Someone please tell me if I'...
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