The Effect of Learning Biology-based Inquiry Learning to the Improvement of Students Critical Thinking in High School
Yuhana, Maridi, Sri Dwiastuti

SEBELAS MARET UNIVERSITY

Abstract

This research is to know the effect of learning biology-based inquiry learning to the improvement of students critical thinking. The research design is quantitatively descriptive by drawing conclusion through statistical analysis. It is conducted in State Senior High School 1 Sembalun on academic year 2017/2018 with the population of all students in X class of natural sciences and the taken sample is students in X class of Natural Sciences 1. Sample is determined by purposive sampling. Based on research result of quantitatively descriptive analysis, gotten a score of pretest average value is (46.14) and a score of critical thinking skills posttest is (79.31), while average value of gain is (0,42) with a middle category. The inferential analysis result shows tcount = (22.52), whereas ttable in the 5% significance level is (2.02). Therefore, tcount> from ttable of 5%, thus Ha accepted, it means there is the significant effect between students pretest and posttest use learning biology-based inquiry learning. The research can be concluded that learning biology-based inquiry learning influence improvement of students critical thinking skill in class X of natural science.

Keywords: Inquiry Learning, Critical Thinking

Topic: Biology Education