Pengembangan Alat Ukur Tingkat Efikasi Diri Siswa dalam Pembelajaran Kimia

Abstract

This study aims to develop a student self-efficacy scale in learning, especially in chemistry learning. This scale has been developed with 4 main steps, namely the determination of aspects, preparation of indicators, preparation of statement items and validation. The measured aspects are activity choice, effort, perseverance, learning, achievement, and strategy orientation. The items developed were 30 statements. The validation process consists of expert validation and empirical validation. At the expert validation produced 24 valid statement points viewed from the Aiken V. The empirical validation phase involved 300 high school students. Analysis of the results at this stage using the Rasch model. At this stage, there were 22 valid and reliable statements for use in measuring students' level of self-efficacy.