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Effects of In-video Questions and Feedback on Learning Performance

查看全文 作　　者：XIE [1]Yaohui;YANG [1]Jiumin;PI [2]Zhongling;DAI [1]Chenyan;LIU [1]Caixia 高影响力作者 机构地区：[1]Faculty of Artificial Intelligence in Education,Central China Normal University,Wuhan 430079,China;[2]Key Laboratory of Modern Teaching Technology,Ministry of Education,Shaanxi Normal University,Xi’an 710062,China高影响力机构 出　　处：《Frontiers of Education in China》索引2022年第17卷第1期,共23页高影响力期刊 基　　金：This article is the research result of the project sponsored by National Natural Science Foundation of China(Cognitive Neural Mechanism and Application of Social Interaction on Instructional Video Teaching and Learning,Project No.:61877024);the project sponsored by Humanity and Social Science Research Planning Fund of the Ministry of Education(Cognitive Neural Mechanism and Application of Embodied Clue on Instructional Video Learning,Project No.:19XJC880006). 摘　　要：The eye-tracking technology was used in this study to investigate the effects of embedded questions and feedback in instructional videos on learning performance and attention allocation and whether an expertise reversal effect existed.The experiment involved 49 learners with high-level prior knowledge and 45 ones with low-level prior knowledge from a university.Meanwhile,they learned instructional videos with no embedded feedback,embedded questions without feedback and embedded questions with feedback.Findings from the experiment showed that the instructional videos with embedded questions but without feedback not only improved the participants’attention but also enhanced their learning performance.Furthermore,there was an expertise reversal effect on the learning performance whereby instructional videos with embedded questions but without feedback improved the learning performance of learners with low-level prior knowledge,but not those with high-level prior knowledge. 关 键 词：instructional videos embedded questions FEEDBACK prior knowledge learning performance attention allocation expertise reversal effect EYE-TRACKING
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