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| Achievement Tests | 1 |
| Latent Trait Theory | 1 |
| Mathematical Models | 1 |
| Scaling | 1 |
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| Test Theory | 1 |
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| Journal of Educational… | 1 |
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| Yen, Wendy M. | 1 |
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Peer reviewedYen, Wendy M. – Journal of Educational Measurement, 1986
Two methods of constucting equal-interval scales for educational achievement are discussed: Thurstone's absolute scaling method and Item Response Theory. Alternative criteria for choosing a scale are contrasted. It is argued that clearer criteria are needed for judging the appropriateness and usefulness of alternative scaling procedures.…
Descriptors: Achievement Tests, Latent Trait Theory, Mathematical Models, Scaling
