The average IQ of American ranked 22nd in the world

American IQ ranking

Source: www.all-nationz.com
1st place: Hong Kong 107
Second place: Korea 106
3rd place: Japan 105
4th place: Thailand 104
5th place: Singapore 103
·
·
·
What is IQ in the first place?

Intelligence Quotient (IQ) is an indication method of the results of intelligence tests expressed by numbers.
Depending on the examination, more detailed "verbal intelligence test" and "operative intelligence test" are also decided.
The median is 100, the higher the intelligence is, the lower the intelligence is.
The conventional intelligence quotient is calculated by the expression "mental age ÷ life aged × 100".

Source
IQ - Wikipedia, the free encyclopedia

Although there is also IQ denial theory, it still persists as a judgment index of good or bad of mind.

Based on the chart we can see that the East Asian countries have the highest IQ in the world. The Africa region has the lowest IQ in the world, followed by poverty and backwardness. Countries with a high IQ often grow very quickly. IQ average in the world is decreasing by the Flynn