Before the Test During the Test

40 Continued Table 4.1 NO NON-G GAMERS 4 85 88 5 80 83 6 80 85 7 88 77 8 91 80 9 71 94 10 68 65 11 77 77 12 83 77 13 45 91 14 80 80 15 68 77 16 83 80 17 74 74 18 60 71 19 51 85 20 54 91 21 51 60 22 80 91 23 85 80 24 91 74 25 54 88 26 65 85 27 85 88 28 85 85 29 91 80 30 74 65  2229 2408 �̅ 74.3 80.26 Table 4.4 showed that two non-gamer students had 91 as the highest score in the non-gamer students and a gamer student had 94 as the highest score in the gamer students. The lowest score in non-gamer students was 45 and the lowest score in gamer students was 60. 41 The symbol of  represented the sum or the total score. The total of the non-gamer students score was 2229 and the sum of gamer students was 2408. After knowing the total scores in each variable, the researcher divided the total score into 30 to find the mean score of each variable. The symbol �̅ in the table 4.3 was the symbol of mean score. The researcher found the mean score of non- gamer students was 74.3 and the mean score of the gamer students was 80.26. The gamer students had higher score than the non-gamer students. In short, the range of both sides’ non-gamer students and gamer students was 5.96. Figure 4.1 showed the range of both sides. The result of this research was the gamer students had better vocabulary mastery than the non-gamer students of SMP Negeri 2 Yogyakarta . In conclusion, there was an influence of online game in students’ vocabulary mastery. The online games increased the vocabulary mastery of the gamer students. It was proved by the result that showed the mean score of the gamer students was higher than the non-gamer students. Figure 4.1 Mean Scores of Non-gamer and Gamer Students 65 67 69 71 73 75 77 79 81 83 The range non gamers gamers 42

2. Correlation between Frequency of Playing and Result of Vocabulary

For looking for the correlation between the duration of playing online games and the result of vocabulary test, the researcher conducted vocabulary test and questionnaire for the gamer students. Then, the researcher analyzed the result. The data was shown in Table 4.2. Table 4.2 Score and Duration in a Week of 30 Gamer Students No Score Daysweek 1 80 4 2 80 4 3 77 2 4 88 4 5 83 4 6 85 4 7 77 4 8 80 6 9 94 6 10 65 2 11 77 2 12 77 1 13 91 4 14 80 6 15 77 1 16 80 4 17 74 2 18 71 2 19 85 4 20 91 2 21 60 1 22 91 6 23 80 4 24 74 4 25 88 6 26 85 1 27 88 4 28 85 6 29 80 2 30 65 4