> It is defined and is predictive Somewhat predictive. > The DOD considers it real enough that all recruits must pass a cogntive screening test, the AFQT, whi

> It is defined and is predictive Somewhat predictive. > The DOD considers it real enough that all recruits must pass a cogntive screening test, the AFQT, which is like a proxy for measuring IQ. The DOD also often requires polygraph tests, so not the best endorsement.