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To: bruwin who wrote (606763)9/2/2016 1:58:14 PM
From: LindyBill  Read Replies (1) | Respond to of 793838
 
Hmmmm ... that's an interesting statistic. One wonders how that came about, or from whence it originated.

United States test scores
Main article: Achievement gap in the United States
Rushton & Jensen (2005) wrote that, in the United States, self-identified blacks and whites have been the subjects of the greatest number of studies. They stated that the black-white IQ difference is about 15 to 18 points or 1 to 1.1 standard deviations (SDs), which implies that between 11 and 16 percent of the black population have an IQ above 100 (the general population median). According to Arthur Jensen and J. Philippe Rushton the black-white IQ difference is largest on those components of IQ tests that are claimed best to represent the general intelligence factor g. [47] The 1996 APA report " Intelligence: Knowns and Unknowns" and the 1994 editorial statement " Mainstream Science on Intelligence" gave more or less similar estimates. [48] [49] Roth et al. (2001), in a review of the results of a total of 6,246,729 participants on other tests of cognitive ability or aptitude, found a difference in mean IQ scores between blacks and whites of 1.1 SD. Consistent results were found for college and university application tests such as the Scholastic Aptitude Test (N = 2.4 million) and Graduate Record Examination (N = 2.3 million), as well as for tests of job applicants in corporate sections (N = 0.5 million) and in the military (N = 0.4 million). [50]