Efektivitas Penggunaan Media Poster dalam Pembelajaran Keterampilan Berbicara Biografi Pada Siswa Kelas VII SMP Negeri 18 Kota Jambi

Abstract

This study aims to determine: (1) the differences in learning achievement of speaking skills in Biography between class VII students of SMP Negeri 18 Jambi City who were taught using poster media with students who were taught without using poster media; (2) the effectiveness of poster media in learning biography on speaking skills of class VII SMP Negeri 18 Jambi City. This research is a quasi experimental study. The research design was a pre-test and post test group. The subjects in this study were all grade VII students of SMP Negeri 18 Jambi City. Samples were taken using simple random sampling technique. The group consisted of two classes, namely F as an experimental group of 32 students and D as a control group of 32 students. The research data was taken using a test, namely the speaking test. The validity used in this research is content validity and construct validity. The reliability used in this study was Alpha Cronbach's reliability. While the research data were analyzed using t-test and gain score. The results of this study resulted in (1) the value of tcount> ttable, namely 2.314> 2.011 with df = 47 at the 5% significance level. The results of these calculations indicate that there is a difference in the learning achievement of students' biographical speaking skills between classes taught using poster media and those taught without using poster media; (2) the calculation of the mean gain score, the experimental class has an average gain score of 0.303 which is greater than the average gain score of the control class of 0.225. Thus it can be concluded that learning using poster media is more effective in learning biographical speaking skills for seventh grade students of SMP Negeri 18 Jambi City.