THE VOCABULARY MASTERY OF SEVENTH GRADE STUDENTS OF SMP 2 DAWE KUDUS IN ACADEMIC YEAR 2013/2014 TAUGHT BY USING PICTURE DICTIONARY

Vocabulary is one of the important English components because without understand it well, the students will get difficulties in studying English. Therefore, as teachers should find the most effective ways in teaching vocabulary. They only gives the meaning of some vocabulary directly while delivering the material. That is why writer tries to apply picture dictionary as the media to teach vocabulary. The objective of this research is to describe whether there is a significant difference of the vocabulary mastery of the seventh grade students in SMP 2 Dawe Kudus in academic year 2013/2014, before and after being taught by using picture dictionary. This research is an experimental research. The writer uses a group pretest and posttest design. The population used in this research is the seventh grade students of SMP 2 Dawe Kudus in academic year 2013/2014 and the sample is the students of VII A class. Before conducting the research, the writer gives pre test to find out the result before being taught by picture dictionary. Then, the writer gives treatment to the students. After the treatment has done, the writer gives post test to the student and compares the result with pre test result. Then the data were analyzed using t-test. The result of the vocabulary mastery of the seventh grade students in SMP 2 Dawe Kudus in academic year 2013/2014 before being taught by Picture (pre test) has mean is is 61.69 the median score is 65.9, the mode score is 64.8, and standard deviation is 13.44. While the result of the vocabulary mastery of the seventh grade students in SMP 2 Dawe Kudus in academic year 2013/2014 after being taught by Picture Dictionary (posttest) has mean score is 75.25, the median score is 75.42, the mode score is 74.1, and the standard deviation is 7.15. It was found t-observation (to) 5.55 in the level of significance 0.05, the degree of freedom (df) 32, and t-table (tt) 1.60. In other word t-observation is higher than t-table (to>tt). it shows that there is a significant difference of the vocabulary mastery of the seventh grade students in SMP 2 Dawe Kudus in academic year 2013/2014, before and after being taught by Picture Dictionary. Therefore, it can be said that the null hypothesis is rejected, while the hypothesis of the research is confirmed. Based on the result of the research above, it is expected that English teachers should be more creative and innovative in using various kinds of interesting media. So, the students will be more interested to learn English. Then, they will feel fun and joyful in learning