执行功能和空间/关系推理与分数理解的个体差异有关
Josh Medrano1, Brianna Devlin2, Morgan Shingledecker3
1University of California, Berkeley, USA.
Journal of experimental child psychology
|March 11, 2026
概括
执行功能 (EFs) 和推理技能对于分数理解至关重要. 工作记忆和先前的知识显著预测小学学生在分数任务中的成功.
科学领域:
- 认知心理学 认知心理学
- 教育心理学教育心理学
- 发展心理学 发展心理学
背景情况:
- 执行功能 (EF) 和空间关系推理对于数学技能至关重要.
- 分数理解是一个关键的发展里程碑,已知与域一般认知能力的联系.
- 很少有研究同时研究了EF和分数任务中的推理的作用.
研究的目的:
- 检查执行功能和关系推理对分数理解的贡献.
- 调查工作记忆,认知灵活性和抑制控制与分数大小比较和数轴估计的关系.
- 确定小学学生在分数作业中表现更高的预测因素.
主要方法:
- 两项研究分析了三年级和六年级学生的数据 (分别为N=84和N=57).
- 参与者完成了评估工作记忆,认知灵活性,抑制控制,关系推理和数学成就的任务.
- 使用大小比较和数列估计任务来评估分数的性能.
- 集群分析确定了绩效组,后勤回归确定了预测因素.
主要成果:
- 在两项研究中,集群分析揭示了在分数任务上表现较好和表现较差的不同组.
- 在研究1 (三年级学生) 中,工作记忆和先前知识预测了在高绩效集群中的成员资格.
- 在研究2 (六年级学生) 中,先前知识 (数学成绩) 是表现更高的集群的显著预测因素.
结论:
- 研究结果表明,执行功能和先前知识在分数理解中起着共同的作用.
- 工作记忆和数学成绩是与分数任务的成功相关的重要因素.
- 需要进一步的研究,以充分阐明在分数学习中的域一般技能和域特定技能之间的相互作用.
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