What's in a model? Issues in the use of simulation models to analyze student understanding: A reaction to Ohlsson, Ernst, and Rees

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Reacts to Ohlsson, Ernst, and Rees' paper by initially discussing the costs of methodology that utilizes artificial intelligence (AI) to model cognitive processes. Raises three concerns with the paper: insufficient clarification of the meaning of conceptual versus procedural understanding of base-10 subtraction; realism of the learning model; and nonutilization of extant data to test the model. (MDH)

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  • Alan H. Schoenfeld

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