30 Smartest Countries With the Highest Average IQ in the World in 2017

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11. Norway

According to the research conducted from 2002 up to 2006, average IQ that was measured in Norway is 100. On the other hand, they also have the significant percentage of top performers in science, mathematics, and reading in this Scandinavian country with 4.5%.

30 Smartest Countries With the Highest Average IQ in the World in 2017

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