File:Lynn RDI Table 16 2 Scatterplot.png

Summary
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