부모님이 이 연구에서 얻을 수 있는 점
The useful question is not only whether feedback exists, but whether it gives information the learner can use.
연구에서 확인한 내용
A large meta-analysis found an overall positive effect of educational feedback, with effects varying substantially by feedback type and context.
전체 인용
Benedikt Wisniewski, Klaus Zierer & John Hattie (2020). The power of feedback revisited: a meta-analysis of educational feedback research. Frontiers in Psychology. DOI: 10.3389/fpsyg.2019.03087.
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