THE CORRELATION BETWEEN GRAMMAR MASTERY AND WRITING SKILL OF THE NINTHGRADE STUDENTS OF SMPN 2 UBUD IN ACADEMIC YEAR 2022/2023

The present study which made use of an ex-post facto research with correlation design was intended to figure out the significant correlation between grammar mastery and writing skill of the ninth-grade students of SMPN 2 Ubud in academic year 2022/2023. The samples of the research consisted of 68 students which were chosen by means of cluster sampling method with lottery system. The data were collected through administering the research instruments which were in the form of structured sentence writing test and text construction test. The obtained data were statistically analyzed by using Normality Test, Homogeneity Test, Pearson product moment correlation and t-test. Then the result a normality and homogeneity test showed that the data were distributed normally and homogeneous or have same variance. The results of the data analysis clearly revealed the alternative hypothesis was accepted. In other words, the research findings confirmed that there is significant correlation between grammar mastery and writing skill of the ninth-grade students of SMPN 2 Ubud in academic year 2022/2023.