5 February 19
th
2014 10:40-12:00
1
st
treatment in Controlled Class
6 February 20
th
2014 10:40-12:00
1
st
treatment in Experiment Class
7 February 26
th
2014 12:30-13:50
2
nd
treatment in controlled Class
8 February 26
th
2014 10:40-12:00
2
nd
treatment in Experiment Class
9 February 27
th
2014 12:30-13:50
3
rd
treatment in controlled Class
10 February 27
th
2014 10:40-12:00
3
rd
treatment in Experiment Class
11 February 28
th
2014 12:30-13:50
4
th
treatment in controlled Class
12 February 28
th
2014 10:40-12:00
4
th
treatment in Experiment Class
13 March 6
th
2014 12:30-13:50
Post-test in Controlled Class 14
March 6
th
2014 12:30-13:50
Post-test in Experiment Class 15
March 7
th
2014 09:00
Closing ceremony with headmistress and her vices, also
with teachers.
B. Method of Research
In this research, the writer uses a quantitative research because the writer wants to know the effectiveness of using flash card in teaching vocabulary.
C. Population and Sample
1. Population
The population in this research is of the students of MTs N 13 Jakarta in the seventh grade academic year 20132014.
2. Sample
Sample of this research are class VII A and VII D. The writer used VII A as a controlled class and VII D as an experimental class. There are 33
students of VII A and 32 students of VII D. During the research, 2 students from VII A were sick and 1 student from VII D was absent. Therefore, there
were 31 students in each class.
D. Technique of Data Collecting
The writer took pre-test and post-test in this research. The pre-test was conducted to know that the students in both classes have the homogenous skill
in English and to know their earlier knowledge of vocabulary before the treatment. After the treatment finish, the writer gave post-test to both classes
and compared their vocabulary achievement. Before the test was given for pre-test, the writer did the validity of test to
seventh grade of MTs N 13 Jakarta class VII C based on the random. The chosen class as controlled and experiment class is based on the purposing
sampling. Then, the writer examined the validity, reliability, index of difficulty, and discriminating power using ANATES software.
In this research, both class experiment and controlled class were given two test about vocabulary based on their source books: Pre-test and Post-test
1. Pre-test There are 40 items of multiple choices. The score per item is 2.5 for correct
answer. Students will get 100 point if they can answer all the questions correctly. The same test was given for both classes. The purposes of pre-test
are to know the homogenous skill in English of the students and to know their earlier knowledge of vocabulary before the treatment.
2. Post-Test As same as the pre-test, there are 40 items of multiple choices. The score per
item is 2.5 for correct answer. Students will get 100 point if they can answer all the questions correctly. The purpose of post-test is to know the
