Evidence for a normal distribution of normalized gains
Recently Burkholder et al. argued that class normalized gains over the entire population of courses is approximated by a Cauchy distribution, not by a normal distribution, and therefore should not be used to compare different classes because means and standard deviations cannot be calculated. They a...
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| Format: | Article |
| Language: | English |
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American Physical Society
2023-02-01
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| Series: | Physical Review Physics Education Research |
| Online Access: | http://doi.org/10.1103/PhysRevPhysEducRes.19.010111 |