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Sex Differences on the Progressive Matrices: Some Data from Syri

Omar Khaleefa and Richard Lynn


Published: 2008/03/01


A recent standardization of the Progressive Matrices in Syria for the ages 7 through 18 is analysed for (1) sex differences on the test and shows there are none; (2) for sex differences in variability and also shows there are none; and (3) for the mean IQ compared with those in Britain and the United States; this shows that the average IQ is lower than in Britain and the United States.

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