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From Chalkboards to Chatbots: Evaluating the Impact of Generative AI on Learning Outcomes in Nigeria
De Simone et al. 2025 · randomised trial · touches 1 claim
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- C2 Answer-giving AI in practice sets a limit on it
Nigeria, senior secondary, student-level RCT (working paper): teacher-guided after-school Copilot (GPT-4) sessions for six weeks raised the programme test by 0.31 SD and the school's own term English exam by 0.21 SD. Guided use with extra time, not homework outsourcing; confounded with extra instruction time.