efektivitas model pembelajaran problem solving untuk meningkatkan hasil belaj…

This study aims to determine the effectiveness of the problem-solving learning model in improving economic learning outcomes in class XI IIS students at SMAN 6 Tapung. The method used is a quantitative approach. The type of research used is a quasi-experimental. The objects in this study were all class XI IIS students consisting of two classes, namely class XI IIS.1 (experimental class) and…