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EFFECTIVENESS OF A PROBLEM-BASED LEARNING MODULE ON SALT HYDROLYSIS IN IMPROVING STUDENT LEARNING OUTCOMES Batu Bara, Humairoh Azhari; Mawardi, Mawardi; Akmar, Reza; Ulianas, Alizar; Suryani, Okta; Aini, Faiza Qurrata; Mulyanti, Mulyanti
Chimica Didactica Acta Vol 12, No 2: December 2024
Publisher : FKIP USK

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jcd.v12i2.41972

Abstract

This study aimed to analyze the effectiveness of the problem-based learning module on students' learning outcomes at SMAN 1 Bukittinggi. This study employed Plomp's development model. The research applies a quasi-experimental type with a non-equivalent control group design. The population includes phase F students of Class XI of SMAN 1 Bukittinggi who are studying chemistry in the 2023/2024 academic year as many as six classes. The sample was taken with a purposive sampling technique, and the selected classes XI F9 and XI F10. The test instrument was 20 multiple-choice questions. The data obtained were analyzed using the n-gain and hypothesis testing with the Mann-Whitney test. The results of data analysis obtained the n-gain value of the experimental class and control class, respectively, namely 0.74 with a high category and 0.58 with a medium category. As for hypothesis testing, the calculation of Asymps. Sig 0.05, then the learning outcomes of experimental class students are higher than those of the control class. The results showed that problem-based learning module learning on is effective in improving student learning outcomes at SMAN 1 Bukittingi.
Efektivitas Media Pembelajaran Discord Terintegrasi Flipped Classroom dan Guided Inquiry Learning pada Materi Laju Reaksi Terhadap Hasil Belajar Peserta Didik Akmar, Reza; Mawardi, Mawardi; Ulianas, Alizar; Aini, Faiza Qurrata
Jurnal Penelitian Pendidikan IPA Vol 10 No 1 (2024): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v10i1.6385

Abstract

This study aims to determine the effectiveness of Discord instructional media integrated with flipped guided inquiry learning on reaction rates on students’ learning outcomes. The instructional media has been tested for its validity and practicality prior to the study. The study was conducted using quasi-experimental with pretest-posttest non-equivalent control group design. Sample consists of 72 students from SMA Negeri 13 Padang participated in this study, with class F1 and F2 as the experiment and control group respectively. Students’ learning outcomes were assessed with instrument consisting of multiple choices questions. Results shown the higher N-gain value from experimental group with 0.70 compared to control group with 0.33. Furthermore, the t-test results yielded a value of t-count = 8.11 > t-table = 1.99, indicating that the means were statistically significant. These findings suggest Discord instructional media integrated with flipped guided inquiry learning was effective to improve students’ learning outcomes.