THE EFFECTIVENESS OF USING AUDIO VISUAL MEDIA ON STUDENTS WRITING ABILITY IN DESCRIPTIVE TEXT TO EIGHTH GRADE AT SMP NEGERI 1 RUNJUNG AGUNG

The objectives of this research was to know the effectivenss of using audio visual media on students writing ability in descriptive text to eighth grade at SMP Negeri 1 Runjung Agung. The type of study was quasi-experimental. There were two classes namely VIII.1 as experimental group the total number students 27 and VIII.2 as control group the total number students 27.Technique sampling of this study was purposive sampling. The result of students pre-testand post test descriptive statistic experiment class and control class. The result of students pre-test experiment class with the minimun score 22.50 and maximun score was 72.50, and then mean score was 56,57. The result of students pre-test control class with the minimum score score 20.00 and maximum score was 92.50, and then mean score 52.96. The result of students post-test experiment class with the minimum score 65.50 and maximum score was 95.00, and then mean score 84.44. The result of students post-test control class with the minimum score 52.50 and maximum score 72.50, and then mean score 64.44. The result of t-test found the calculated value of t-obtained was 10.766, in two tailed testing df =26, the critical of t-table was 2.045. Since the value of tobained was higher than the critical value of t-table, it mean that there was a significant difference in achievement before and after the treatment. Therefore t-obtained was higher than t-table. This indicated that Null Hypothesis (Ho) was rejected and Alternative Hypothesis (Ha) was accepted. It means that there is the effectiveness of using audio visual media on students writing ability in descriptive text to eighth grade at SMP Negeri 1 Runjung Agung.

Keywords: Audio visual media, writing ability, quasi experimental