Presentation 2020-03-07
Development of an Assessment Support System for Detecting Changes of Self-Assessment Using Outlier Analysis
Tetsuya Ebina, Yasuhiko Morimoto,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In recent years, it has become necessary for students to prepare an outlook about their learning by reflecting on it through self-assessment in their learning activities. However, it is not easy for students to recognize changes in self-assessment. It is thought that self-assessment is promoted by making students aware of the changes. Therefore, the purpose of this study is to detect changes in self-assessment. Specifically, we focus on self-assessment using numeric data. We developed and tested an assessment support system that detects changes in self-assessment using outlier analysis and displays resulting prompts. The results suggested that students became encouraged to reflect deeply on their learning by using the system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Self-Assessment / Data Mining / Learning Analytics / Outlier Analysis / Numeric Data
Paper # ET2019-78
Date of Issue 2020-02-29 (ET)

Conference Information
Committee ET
Conference Date 2020/3/7(1days)
Place (in Japanese) (See Japanese page)
Place (in English) National Institute of Technology, Kagawa Collage
Topics (in Japanese) (See Japanese page)
Topics (in English) LMS and e-Portfolio, etc.
Chair Hideyuki Suzuki(Ibaraki Univ.)
Vice Chair Ryo Takaoka(Yamaguchi Univ.)
Secretary Ryo Takaoka(Waseda Univ.)
Assistant Megumi Kurayama(National Inst. of Tech., Hakodate College) / Ryo Oonuma(Fukushima Univ.)

Paper Information
Registration To Technical Committee on Educational Technology
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of an Assessment Support System for Detecting Changes of Self-Assessment Using Outlier Analysis
Sub Title (in English)
Keyword(1) Self-Assessment
Keyword(2) Data Mining
Keyword(3) Learning Analytics
Keyword(4) Outlier Analysis
Keyword(5) Numeric Data
1st Author's Name Tetsuya Ebina
1st Author's Affiliation Tokyo Gakugei University(Tokyo Gakugei Univ.)
2nd Author's Name Yasuhiko Morimoto
2nd Author's Affiliation Tokyo Gakugei University(Tokyo Gakugei Univ.)
Date 2020-03-07
Paper # ET2019-78
Volume (vol) vol.119
Number (no) ET-468
Page pp.pp.13-18(ET),
#Pages 6
Date of Issue 2020-02-29 (ET)