THE EFFECTIVENESS OF PROOFREADING STRATEGY TO IMPROVE WRITING SKILLS

Abstract

The objective of this research is to find out the effectiveness of Proofreading strategy to improve writing skills of  the eleventh grade students of SMA Negeri 3 Palu. The researcher used quasi-experimental research design, that is,  the non equivalent  control group design. Thus, there were two groups: the experimental and the control group. The researcher taught both groups. The research population was the eleventh grade students of SMA Negeri 3 Palu. The sample was selected by using cluster sampling technique where  XI IPA 6 as the experimental group and XI IPA 5 as the control group. In collecting the data, the researcher used pretest and posttest. The mean scores of the pretest and the posttest of the experimental group are 49.68 and 83.06, while the coefficient of difference mean score of the pretest and the  posttest of the control group are 51.20 and 71.31. The result of the data analysis shows that the differences between the two means is significant. It means that the application of  Proofreading strategy is effective in improving writing skills.

Keywords: Improving; Proofreading, and Writing