This quasi experimental design aims to know the effectiveness of probing-prompting model considered by student’s mathematical conceptual understanding. The design of this research uses posttest only control group design. The population of this research are all tenth grade students of Senior High School State 5 Bandar Lampung in Academic Years 2012/2013. The sample of this research are X7 and X5 that is determined by purposive sampling technique. The data research is quantitative data of student’s mathematical conceptual understanding that is aqcuired by student’s mathematical conceptual understanding test. Based on research results, it is gotten conclusion that probing-prompting model is effective considered by student’s mathematical conceptual understanding (in trigonometry concepts), a case study in tenth grade students of Senior High School State 5 Bandar Lampung in Academic Years 2012/2013 Keywords: Effectiveness, Probing-Prompting, Conceptual Understanding
Copyrights © 2013