The Effect Of Using Hello English Application On Students' Ability in Writing Active And Passive Voice At The Eleventh Grade Students Of SMAN 9 Mandau

This study was carried out find out. The Effect of Using Hello English Application on Students' Ability In Writing Active And Passive Voice At Eleventh Grade At SMAN 9 Mandau”. The descriptive quantitative was applied to describe data, with a quasi-experimental research design. The study population was all 280 students in grade XI consisting of 9 classes. Due to the large population, the researcher took a sample of 57 students. In this study, the average pre-test score for the experimental class was 63.86 and the control class was 60.57. Meanwhile, the average post-test score of the experimental class was 76.55 and the control class was 68. It can be concluded that there is a difference in the average of students' speaking ability during the pretest and posttest. This means that there is a significant influence on students' writing ability through the Hello English Application.