Other labs have done similar tests in monkeys, but monkeys can't describe sensations, limiting what we can learn on behalf of future human users. (csne-erc.org)
At the same time, retention is ineffective: students who are retained ultimately learn less than students with similar test scores who are promoted. (gse.harvard.edu)
Among women, wages and earnings were actually somewhat higher for blacks than for whites with similar test scores. (educationnext.org)