The effect of using role, audience, format and topic (RAFT) strategy on writing hortatory exposition text mastery at grade XI students of SMAN 3 Padangsidimpuan

This research focused on the effect of using Role, Audience, Format and Topic (RAFT) Strategy on writing hortatory exposition text mastery at grade XI students of SMAN 3 Padangsidimpuan. The students’ problems in writing were: 1) limited on vocabulary, 2) less comprehension about grammar, 3) difficulty in finding the ideas and 4) most of them did not know the easier strategy in writing. The purpose of this research was to describe the effect of Role, Audience, Format and Topic (RAFT) strategy on writing hortatory exposition text mastery at grade XI students of SMAN 3 Padangsidimpuan. The method was used in this research was experimental method. Two classes were chosen randomly as the sample and total of samples was 59 students. They were XI IPA-5 as the experimental class that consisted of 29 students and XI IPA-3 as the control class that consisted of 30 students. It was taken after conducting normality and homogeneity test. The data was derived from pre-test and post-test. To analyze the data, the researcher used t-test formula. After analyzing the data, the researcher found that mean score of experimental class after using Role, Audience, Format and Topic (RAFT) strategy was higher than control class. Mean score of experimental class in pre-test was 50.83 and mean score of control class in pre-test was 53.70. Meanwhile, mean score of experimental class in post testafter using Role, Audience, Format and Topic (RAFT) strategy was 72.05 and mean score of control class in post test without a treatment was 60.7. Besides, the score of tcount was higher than ttable(7.29> 2.021). It meant that the hypothesis alternative (Ha) was accepted. It was concluded that there was the effect ofRole, Audience, Format and Topic (RAFT) strategy on writing hortatory exposition text mastery at grade XI students of SMAN 3 Padangsidimpuan