File:Lynn RDI Table 16 2 Scatterplot.png

Summary[edit]

plotted data from Lynn's Race differences in intelligence

Table 16.2. Race differences in winter temperatures (degrees Celsius) and brain size
Race                   Winter Temp Wurm Temp Brain Size  IQ
Arctic Peoples         -15         -20       1,443       91
East Asians            -7          -12       1,416       105
Europeans              0           -5        1,369       99
Native Americans       7           5         1,366       86
S. Asian & N. Africans 12          7         1,293       84
Bushmen                15          15        1,270       54
Africans               17          17        1,280       67
Australians            17          17        1,225       62
Southeast Asians       24          24        1,332       87
Pacific Islanders      24          24        1,317       85

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