I'll just leave this here:


data from "Richard Lynn and Tatu Vanhanen (2006). IQ and Global Inequality. Washington Summit Publishers: Augusta, GA. ISBN 1593680252"

What does this MEAN?:
130+ Very superior
120-129 Superior
110-119 High average
90-109 Average
80-89 Low average
70-79 Borderline
69-55 Moderate mental retardation
54-25 Severe mental retardation
24- profound mental retardation