THE EFFECTIVENESS OF TIKTOK AS AN INSTRUCTIONAL MEDIA ON STUDENTS’ ENGLISH VOCABULARY MASTERY AT TENTH GRADE STUDENTS OF SMA NEGERI 1 BANGLI

ABSTRACT
This research aimed to investigate the statistical significant difference in students’ English vocabulary mastery between students who were taught using Tiktok and students who were taught using conventional method at tenth grade students of SMA Negeri 1 Bangli. The method used in this research was quasi-experimental research design. The population of this research was tenth grade students of science class in SMA Negeri 1 Bangli. The sample were consist of 34 students from X MIPA 6 as experimental group and 34 students from X MIPA 7 as the control group. In the experimental group was taught using TikTok and controlled group was not. The research instrument that was used in this research was multiple choice for pre- test and post-test. Data collection techniques that applied in this research were pre- test, treatment, and post-test. The data of this study was analyzed by using T-test. Based on the statistical calculation with the significance level a = 0.05 (5%), it showed that t (66) = 3.749, p value = 0.000 < a = 0.05 (5%). The result of the research indicated that there was statistical significant difference in students’ English vocabulary mastery between students who were taught using Tiktok and students who were taught using conventional method at tenth grade students of SMA Negeri 1 Bangli. It means that TikTok was effective to be used as the instructional media on students’ English vocabulary mastery. Keywords: Vocabulary Mastery, TikTok, Instructional Media