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Há 6 horas · Sebastian Jensen has posted a huge set of graphs on Substack based on nearly 4,000 national IQ and national school achievement test (e.g., PISA) scores from around the world. How have they been changing over time? Changes in relative cognitive performance across nations SEBASTIAN JENSEN JUN 05, 2024 Here's the data for the US. It looks to show a very slight upward trend since 1940, but ...
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