Abstract:The objective of this research is to find the effect of problem-based learning to the speaking ability of the tenth grade students at SMK Muhammadiyah 1 Palu. This research employed experimental research of quasi-experimental design. The samples were the students of X Farmasi as the experimental group and the students of X TKJ A as the control group. They were selected using convenience sampling technique. The data were collected through pretest and posttest analyzed by using t-test formula to compare the mea… Show more
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