Cognitive Ability by Group

  % US pop. Average Normalized IQ* Percentile
White non-Hispanic 60,0 103 58
Hispanics 17.9 94 34
African-American 12,8 91 27
Asian 5.7 108 70
Other 3.7 --- ---

 

*normalized to 100 mean and SD 15.

Combine from pages 16 and 38 from Murray, Facing Reality.

Note on Hispanics. Two-thirds self-identify as white.

 

IQ by Selected Jobs/professions

White Africa-Am Hispanic
K-12 teachers 110 95 101
Registered Nurse 109 94 105
Secretaries 102 90 93
Retail Sales 102 89 93
Childcare 102 83 85
Janitors 92 79 82
Professions requiring 115+ IQ e.g. MD doctors etc 118 105 112

 

Table 7, page 77 Murray, Minimum required for US Army – 93 or percentile 31.

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