1. Observation
The writer did the observation directly toward English teaching and learning-process in first grade of SMA Kartika X-1 20132014 Academic Year. In
this research, the writer acted as an active observer. The writer interacted with the students as well as the teacher. In English lesson, the writer observed their
vocabulary.
2. Test
The test is used to compare students’ vocabulary achievements before conducting the research and after conducting the research. The form of the test is the
written test. Pre- test and post test are kind of the test that will measure the students’
scores in reinforcing their vocabulary. Both of pre-test and post-test are presented in translating the text and essay form. The writer chooses this form because it is an
appropriate test to measure the students’ ability in reinforcing their vocabulary through scrabble game.
From this test we will know the students’ progress in reinforcing vocabulary before and after teaching and learning vocabulary process
through scrabble game.
3. Interview
One of the ways to get deep and more information in the classroom is by using interview. The writer interviewed the students of tenth grade of SMA Kartika
X-1. The interview was conducted structurally by using interview guide and it was conducted after finishing teaching and learning process in each of cycle. Here, the
researcher took 8 samples of 36 students. The interview was about problem in vocabulary lesson before and after using scrabble game activities in vocabulary
lesson.
E. The Writer’s Role on the Study
In this research, the writer works collaboratively with the teacher. The writer’s role as teacher who makes the lesson plan, prepares the teaching media, and makes
the pre-test before conducting Classroom Action Research CAR and post-test after doing the action. Besides, the teacher has role as observer who observes the students’
activities and writer’s activities during the teaching learning process. Then the writer
and teacher discuss about the data and analyze it.
F. Data and Data Sources
The sources of data in this study are:
1. Event
It is the teaching of vocabulary by using scrabble game at tenth grade students of SMA Kartika X-1.
2. Informant
The informants are the English teacher and students of the tenth grade students of SMA Kartika X-1.
3. Place
The researcher conducts this Classroom Action Research CAR at SMA Kartika X-1.
G. Technique of Data Analysis
In this research, there are two kinds of data which will be collected by the writer as follow:
a. Qualitative data are about the information which gives a description of
students’ expression about comprehension level toward the subject cognitive, students’ respond toward new method affective, and students’
activity toward learning a subject, their attention, their enthusiastic in learning, their response; their motivation of learning that can be analyzed
qualitatively. The writer uses descriptive analysis to analyze this qualitative
data, which consists of the o bservation of students’ activities and teacher’s
performance during the teaching learning process, the interview before and after Classroom Action Research CAR.
b. Quantitative data comprises students’ score of learning outcome. This
research can be considered success when they have understood simple past tense. The increasing of their achievement can be shown with increasing score
which is gotten by students from pre-test to post-test. The writer used three techniques in analyzing the numerical data as follow:
1 The writer seeks the average of students’ vocabulary score within pre-test
and post-test of every cycle by using the formula:
37
_
∑x X = ──
n _
X : mean x : individual score
n : number of students 2
The writer seeks the class percentage which passes the KKM score 70 by using the formula:
38
F P = ── X 100
N
P : the class percentage F : total percentage score
N : number of students
37
Sudjana, Metoda Statistika, Bandung: PT. Tarsito, 2002, p. 67.
38
Anas Sudijono, Pengantar Statistis Pendidikan, Jakarta: PT. Raja Grafindo Persada, 2008, p. 43.
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