The average IQ in sub-Saharan Africa is 80. Studies critical of the 80 IQ findings have found the average my be closer to 70, maybe as low as the mid sixties.

The average IQ in sub-Saharan Africa is 80. Studies critical of the 80 IQ findings have found the average my be closer to 70, maybe as low as the mid sixties. https://doi.org/10.1016/j.intell.2009.09.009 https://doi.org/10.1016/j.intell.2009.09.009