Searching for the two sigma advantage: Evaluating algebra intelligent tutors

作者：

Highlights：

• We evaluated two intelligent tutoring systems in a summer school program.

• We examined test scores among repeated measures of arithmetic and algebra.

• Test scores increased over time and produced large pre/post effect sizes.

• Test scores between the two systems were not significantly different.

摘要

Highlights• We evaluated two intelligent tutoring systems in a summer school program.• We examined test scores among repeated measures of arithmetic and algebra.• Test scores increased over time and produced large pre/post effect sizes.• Test scores between the two systems were not significantly different.

论文关键词：Intelligent tutoring systems,Evaluation of CAL systems,Applications in subject areas,Evaluation methodologies,Secondary education

论文评审过程：Available online 9 April 2013.

论文官网地址：https://doi.org/10.1016/j.chb.2013.03.001