USING CLUSTERING TECHNIQUE TO IMPROVE NARRATIVE WRITING ACHIEVEMENT OF THE ELEVENTH GRADERS OF SMA MUHAMMADIYAH 1 PALEMBANG
Daftar Isi:
- The study aimed to find out whether (1) there was any significant improvement in narrative writing achievement of the eleventh graders of SMA Muhammadiyah 1 Palembang after they were taught by using Clustering technique and (2) there was any significant difference in narrative writing achievement between the eleventh graders of SMA Muhammadiyah 1 Palembang who were taught by using Clustering technique and those who were not. This study used the pretest posttest non-equivalent control group design. The population of this study was 411 students, while the sample was 64 students taken by using purposive sampling. Writing test was employed to collect the data. The data were analyzed by using paired samples t-test and independent samples t-test using spss version 22. The result of this study showed that (1) the mean difference in posttest and pretest of the exerimental group was 15.50 and p-value 0.000 < 0.05. It means that there was a significant improvement in narrative writing achievement of experimental group, and (2) the mean difference between posttest of experimental group and control group was 14.06 and p-value 0.000 < 0.05. it means that there was a significant difference in narrative writing achievement between the students who were taught by using Clustering technique and those who were not. The results of the regression analysis showed that each aspect of narrative writing gave the contribution. The highest contribution of students narrative writing achievement was structure 53.9%, followed by purpose 32.1%, development 5.8%, convention 5.0% and style 1.3%. All aspects of narrative writing gave a significant contribution to narrative writing achievement. Clustering Technique was effective in improving narrative writing achievement of the eleventh graders.