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The measurement models employed to score tests have been evolving over the past century from those that focus on the entire test (true score theory) to models that focus on individual test items (item response theory) to models that use small groups of items (testlets) as the fu…
The first comprehensive description of a scoring model for tests composed of smaller tests focusing on narrow topics.
The first comprehensive description of a scoring model for tests composed of smaller tests focusing on narrow topics.
