1,000 people in Yemen took the same 20-question IQ test as everyone else on the map. Yemen ranks #43 of 53 countries.
100 is the average score of everyone who has taken the test since 2026-07-15, and 15 points is one standard deviation. People choose to take the test online, so this shows how Yemen's test-takers scored — it is not an official national measurement.
Every test adds to Yemen's average. 20 questions, 5 minutes, free.
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