37
Yesi Adila 3
3 4
3 4
68
38
Yudha Ari Setyawan 3
3 3
2 3
56
Total
2628
Student who pass the KKM
At the second cycle of CAR, the writer calculated mean of students’ score, the percentage of the students who pass the Minimum
Mastery Criterion KKM, and the improvement of students’ score in
speaking from the pre-test to the second post-test. First, calculating the mean of students in the second post-test result:
X =
� �
X =
2628 38
= 69.15 Second, the percentage of students who pass the Minimum Mastery
Criterion KKM: F
P = X 100 N
32 P = X 100
38 = 84.21
Third, the students’ score improvement from the pre-test to the second post-test:
100 2
y y
y
100 63
. 46
63 .
46 15
. 69
29 .
48
From the calculation, the writer found that the mean of the students’ second post-test result is 69.15, it also showed that thirty two
students 84.21 who passed the minimal mastery level criterion KKM. Furthermore the whole of students score mean improvement
from the pre test to second post-test would be 48.29. So, it means the action has met the requirement of action success which was 75 students
passed the Minimum Mastery Criterion KKM in the score of 65. In this case, those scores showed the successful of the classroom action research
toward students of first grade of SMPN 251. From all the calculation above, the writer could interpret the result
after the implementation of Classroom Action Research from cycle I up to cycle II. It could be seen from the result of pre-test, post-test I and
post-test II. Here the writer describes the result from pre-test, post-test I and post-test II through diagram below:
Figure 4.2
Students’ Score mean improvement
10 20
30 40
50 60
70
pre-test 1st Post-test
2nd Post-test
46.63 62.5
69.15
Figure 4.3
Students’ score class percentage who passed KKM
Before the implementation of role play technique in developing students’ speaking ability, the writer gained the data from the result of
pre-test. In the pre-test, the mean score of the class before implementation the action was 46.63. Furthermore, the writer calculated
the percentage of students’ speaking score in order to know the students who pass the KKM. In pre-test, it is could be seen, the percentage which
passed the KKM was about 21.05. It means there are eight students who passed the KMM 65 and there are thirty students who get the score
below the KKM. So, after the writer calculated the result of pre-test, the writer
conducted action research that applying the role play technique in improving students’ speaking ability then the writer identified and
calculated the result of post-test 1. The mean score of students in post- test 1 is 62.52. It me
ans the students’ improvement was 15.89 62.52 – 46.63 or 34.07. Furthermore, the percentage of student who passed the
KKM is 42.1. It is showed there were sixteen students who passed the KKM and there are twenty two students were below the KKM.
0,00 20,00
40,00 60,00
80,00 100,00
pre-test 1st Cycle
2nd Cycle
21.05 42.1
84.21
Next, after the writer conducted the cycle 2, she does post-test 2 in order to know the improvement students speaking ability in cycle 2. The
mean score of students in post-test 2 is 69.15, and the improving students’ score from post-test 1 to post-test 2 is 6.63 69.15-62.52.
Furthermore, it can be seen that the improvement students speaking ability from pre-test, to post test 2 is 22.52 69.15- 46.63 or 48.29.
Then, from the percentage of the students who passed the KKM in post- test 2 is 84.21, there were thirty two students who passed the KKM and
six students are below the KKM, so it has met a criterion of the action success.
3. The Result of Questionnaire
Based on the result of questionnaire after the implementation of CAR, the writer likes to give some explanations: from the first statement
they are only 6 15.78 students did not feel satisfied with their score and 32 84.21 students who feel satisfied. The statement number 2
showed 30 78.94 students who like to learn English speaking and 8 21.05 students did not like to learn English speaking. Relating to the
statement number 3, only 2 5.26 students did not feel motivated in learning English speaking, it means that 36 94.73 students who feel
motivated in learning English speaking. In statement number 4, only 9 23.68 students feel difficult in speaking English and 29 76.31
students feel easy in speaking English. Then, in the statement number 5, 36 94.73 students said that the sentences were thought is suitable in
their daily life, and 2 5.26 students said the sentences were thought did not suitable in their daily life. The response for the statement number
6 showed that 35 92.10 students used their opportunity to ask the question, and only 3 7.89 students did not use their opportunity to ask
the question. In the statement number 7 to 8, showed that 38 100 students feel that the teacher gave opportunity to the students to do an
exercise in English speaking especially in giving interpersonal response,
