Making AI Tutoring Productive: Evidence from a Mastery-Based Math Practice Experiment
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Large language models (LLMs) can make tutoring more scalable, but only if students use them to reason through mistakes rather than avoid effort. We study this question in a randomized field experiment with more than 6, 000 middle-school students in Hamilton County Schools using NUMI, a research
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美国国家经济研究局创建时间：
2026-08-01
