By the Numbers - Aug. 3, 2015
0.7 %
and
5%
The percentage of U.S. Marine Corps officers who scored -- respectively -- above 150 in the General Classification Test (GCT) in 2014 and in 1980, according to a new study from the Brookings Institution and the National Bureau of Economic Research -- Military officer quality in the all-volunteer force. The GCT, required of all officers, "is scaled similarly to IQ tests, with 100 being the mean score, and has been shown to have a strong link between intelligence and military performance," according to a media summary (PDF) of the research.
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