Lumbu, Mery Arisandi and Fadiawati, Noor and Diawati, Chansyanah (2018) Efektivitas Pembelajaran Berbasis Masalah Pencemaran Limbah Pemutih dalam Meningkatkan Keterampilan Berpikir Kritis. Jurnal Pendidikan dan Pembelajaran Kimia, 7 (2). pp. 1-15. ISSN ISSN: 2302-1772

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Abstract

The Effectiveness of Problem-Based Learning Pollution of Bleach Waste to Improve Critical Thinking Skills. This research was aimed to describe the effectiveness of problem-based learning pollution of bleach waste to improve critical thinking skills. The method used was quasi experimental by using the matching only pretest-posttest control group design. The population in this study was all of students in grade XI IPA one of Senior High School in Bandarlampung. The Samples of this research are XI IPA 2 as experiment class and XI IPA 5 as control class that obtained by purposive sampling technique. Data analysis techniques used parametric statistic with t-test. The results showed that the average n-gain in the experiment class included in the high category, and the n-gain in the control class belongs to the medium category and there is a significant difference of post test average value in the control class and experiments. The result showed that implementation of problem-based learning pollution of bleach waste was effective in improving the critical thinking skills. Keywords: problem-based learning, pollution of bleach waste, critical thinking skills.

Item Type:	Article
Subjects:	L Education > LB Theory and practice of education > LB1603 Secondary Education. High schools
Divisions:	Fakultas Keguruan dan Ilmu Pendidikan (FKIP) > Prodi Pendidikan Kimia
Depositing User:	Dr CHANSYANAH Diawati
Date Deposited:	02 Jan 2019 07:53
Last Modified:	02 Jan 2019 07:53
URI:	http://repository.lppm.unila.ac.id/id/eprint/10483

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