GDP Per Capita & National Mean IQ for 240 Countries & Dependencies, using Pearson Sample Correlation Coefficient, 2023.

This demonstrates that as mean IQ goes down, GDP Per Capita also goes down, or conversely, as mean IQ goes UP, GDP Per Capita also goes up, with a 0.63 (strong) correlation.

This is in relationship to the graph provided at the following link: https://iviv.hu/posts/1527586

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