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Hendriana, Heris; Johanto, Tri; Sumarmo, Utari – Journal on Mathematics Education, 2018
This study is a pre test-post-test experimental control group design having a goal to analyze the role of problembased learning on students' mathematical problem-solving ability (MPSA) and self-confidence (MSC). The study involves 66 tenth grade students, a mathematical problem-solving test, a mathematical self-confidence scale, and perception of…
Descriptors: Role, Problem Based Learning, Student Improvement, Mathematics Instruction
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Widyatiningtyas, Reviandari; Kusumah, Yaya S.; Sumarmo, Utari; Sabandar, Jozua – Indonesian Mathematical Society Journal on Mathematics Education, 2015
The study reported the findings of an only post-test control group research design and aims to analyze the influence of problem-based learning approach, school level, and students' prior mathematical ability to student's mathematics critical thinking ability. The research subjects were 140 grade ten senior high school students coming from…
Descriptors: Secondary School Science, High School Students, Mathematics Education, Mathematics Skills