Actually, according to most studies, sub-Saharan African IQ averages are about 70. At least half the population is, by Western and Asian standards, functonally retarded.
That’s not nice to say but it is true. Remember that the overwhelmingly poor and overwhelmingly African-American followers of Jim Jones thought they were ‘Christian’ too.
I guess stupid is as stupid does...
BTW, it’s not much different in this country with some.