Improving Students' Vocabulary Mastery by Using Subtitle Movie

Abstract

The objective of this research is to find out the students' vocabulary mastery before and after being taught using Indonesian subtitle movies. This research used a quantitative method. Experimental research was applied in this study. The researcher used pre-experimental research to obtain the data. The samples of this research are class C of the English department, class of 2021, consisting of 20 students. The data is obtained by using pre-test, post-test, and treatment. Students are asked to watch the movie in 8 meetings, including pre-test and post-test. To analyze the data, the researcher used a validity test, reliability, paired T-test, and hypothesis verification. The result of this research shows that there are differences between the pre-test and post-test, which means that there was an influence of the use of movies with subtitles on students' vocabulary mastery. In the pre-test, students achieved a score of 65%, while in the post-test, 94%.