THE INFLUENCE OF USING DUO LINGO GAMES TOWARD STUDENTS’ VOCABULARY MASTERY AT THE SEVENTH GRADE OF SMPN 2 KOTA SERANG

Abstract

The objective of the research was to find out The Influence of Using Duo Lingo Games. In this research, the researcher conducted quantitative method by implementing true experimental design. The population of this research all of the students of seventh grade at SMPN 2 Kota Serang, and the sample were the students of VII B as experimental class and VII C as control class. The classes were chosen by cluster random sampling. The instrument used in collecting the data was test, In analyzing the data the researcher used T-test. The result of the calculation showed that in the significance degree of 5% was tcount(4,61) was higher than ttable(1,99). It means the null

hypothesis (Ho) was rejected and alternative hypothesis (Ha) was accepted and it can be

seen score of experimental class is higher than those of control class. Therefore, it can be concluded that Duo Lingo Game is effective on the students’ vocabulary mastery text at the seventh grade of SMPN 2 Kota Serang. Based on the findings, it can be concluded that mobile game especially Duo Lingo Game can be implemented in teaching vocabulary mastery.