Global Sex Differences in Test Score Variability

@article{Machin2008GlobalSD,
  title={Global Sex Differences in Test Score Variability},
  author={Stephen J. Machin and Tuomas Pekkarinen},
  journal={Science},
  year={2008},
  volume={322},
  pages={1331 - 1332}
}
D o boys and girls differ in their intellectual and cognitive abilities and, if so, in what way? These questions have raised considerable debate, both in terms of average performance and in terms of variability around the average. Empirical research on gender differences in achievements produces mixed conclusions, with some evidence that favors boys and some that favors girls (1–4). In many countries, girls show superior performance in school examinations, which is also reflected in higher… Expand
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