Effect of problem based learning models on analytical thinking abilities and scientific attitudes of high school students on the reaction rate material R Andriani, YL I Supiah
Universitas Negeri Yogyakarta
Abstract
Abstract. This study aims to identify differences in analytical thinking abilities and scientific attitudes of students who follow the problem-based learning model and direct instruction. This study uses a quasi-experimental type of research with posttest only design. This research was conducted in SMA N 1 Magelang odd semester 2019/2020 on the subject matter of the reaction rate. The sample in this study consisted of two classes, namely Class XI Science 1 as an experimental class with a problem based learning model and Class XI Science 3 as a control class with direct instruction. A total of 63 students of class XI were determined as research samples and the sampling was done by random sampling techniques. The instrument used was a test in the form of essays and non-tests used in this study were students^ scientific attitude questionnaire. The MANOVA test was used to analyze differences in the abilities of analytical thinking and scientific attitudes of students in the experimental class and the control class. The results of this study show that there are significant differences in the ability to think in terms of analytical and scientific attitudes between students who take part in learning with the learning model of problem-based learning and direct instruction.
Keywords: problem based learning models, analytical thinking abilities, scientific attitudes, reaction rate
