Grazela Fascalia. 2024. The Effectiveness of Using Short Stories to Improve Students’ Vocabulary Mastery At SMAN 5 Palopo (supervised by Andi Mangnguntungi Sudirman and Reski Yusrini Islamiah Yunus).
This study aims to determine the improvement of students' vocabulary mastery in the tenth grade of SMAN 5 Palopo through the use of short stories using writing skills. The researcher used a quantitative method with a pre-experimental design. This study used a vocabulary test as a research instrument in the form of multiple choices. This study was conducted at SMAN 5 Palopo. The population of this study consisted of tenth grade students of SMAN 5 Palopo. The total population was 240 students, while the sample consisted of 35 students. This study applied a random sampling technique to determine the sample. In data collection, pre-test, treatment, and post-test were used. However, the data were analyzed using a paired sample t-test. The researcher found that there was a significant difference between the average scores of students in the pre-test and post-test. The average score of students in the pre-test was 60.57 while the average score of students in the post-test was 83.71. In addition, based on the results of the paired sample t-test, it shows that sig (2-tailed) ˂ α (0.000 ˂ 0.05) means that there is a significant difference between learning outcomes in the pre- test and post-test data. Therefore, H0 is rejected and H1 is accepted. It can be concluded that the concept of learning using short stories applied in class tenth garde has an effective impact in improving students' vocabulary mastery.
Keywords: Short stories, Vocabulary