Improving Students' Vocabulary Knowledge through BBC Learning English Youtube Channel for Eleventh Grade Students of SMA 1 Sidrap

ALIF TENRIYOLA RAMADHANI. Improving Students' Vocabulary Knowledge Through BBC Learning English Youtube Channel For Eleventh Grade Students of SMA Negeri 1 Sidrap.(Supervised by Nasmilah and Sitti Sahraeny)
This study investigates to know the profile vocabulary of the eleventh grade students of SMA Negeri 1 Sidrap before being taught using BBC Learning English Youtube Channel, and to know the effectiveness of youtube channel in improving vocabulary of the eleventh grade students of SMA Negeri 1 Sidrap.
The population of the research were 220 students from eleventh grade of SMA Negeri 1 Sidrap. The sample was 30 students from XI IPA 1 class. The samples were chosen using random sampling. In completing this research, the writer used descriptive quantitative method by collecting the data through interview, pre-test and post-test. In pre-test, students were given 20 multiple choice questions and the researcher gave the students 60 minutes to work on the pretest and then submitted it through Google Form. This was also applied in post-test.
The result of this research shows profile vocabulary students that most students did not like English because they thought learning English is very difficult. They also learn English just from school . They neveer used another media especially Youtube to learn English. The researcher also found significant difference between the mean score of the pre-test and post-test. Before the treatment was given, the mean score of the student was 52 and after the treatment was 68. This proves that BBC Learning English Youtube Channel can significantly improve students’ vocabulary.