PENGEMBANGAN LEMBAR KERJA PESERTA DIDIK BERBASIS PROBLEM BASED LEARNING MATERI ASAM BASA KELAS XI IPA SMA
Daftar Isi:
- This research is development research. The purpose of this study was to product LKPD for XI class the material acid base practical and effective in YPI Tunas Bangsa senior high school. This research taken a combined model of addie learning models with formative evaluation tests. Addie development learning model includes the analysis phase planning stage, and development stage then the formative evaluation tests includes the expert review, one to one, small group and field test. Data collecting techniques in this study used walkthrough interview and learning outcomes test. Data analysis using Aiken’s V and SPSS Version 23. Analysis of test data in the field test stage using the N-gain score calculation. The validation test at the expert review stage produces the average value of Aiken coefficient of 0,86 the high category.Inferential statistic with SPSS produce the average Kappa value of 0,82 category is very strong. Inferential statistic one to one obtain the Cronbach’s alpha value of 0,732 strong categories. Inferential statistic small group obtain the Cronbach’s alpha value of 0,724 strong categories. The result of the field test stage obtained N-gain score of 0,78 high categories. The result of the study showed that the student worksheet based on problem based learning of XI class acid base material were clasified as valid, practical, and effective.