>>10149132The IQ scores were collated from a Richard Lynn book. The people who were tested were from a tribal area if I rememeb correctly.
Nobody tests their entire population, perhaps an 83 IQ person like you doesn't understand what a representative sample is. This is the same for Algeria, a small representative sample was used to arrive at the 83 average estimate.
Pic related is Algiers, as you can see it is very typical of a 83 IQ nation. You can find similar pictures of Delhi or Mumbai