E. Technique of Data Collection
Before the data were collected, the researcher firstly made sure that he got the consent and agreement to conduct this study to Department of English
Education as well as the consent to the participants about the time on which they could take part in this study. The test battery of this study is chronologically
portrayed as follows: 1. Test Battery of Critical Thinking Test
a. First, the participants’ identities which comprises student’s name,
student’s register number NIMNomor Induk Mahasiswa, and student’s signature were taken. They were asked to fill the attendance list that
covered those participants’ personal identities; b. Next, as the participants had already completed writing their identities on
the attendance list, they were informed about the instructions related to the critical thinking test, and then when they were ready to do the test, the
researcher started to time and watch the test taking place; c. The participants were asked to answer all the questions consisting of 37
items related to critical thinking on the answer sheet provided around 30 minutes;
d. After the participants completed this test, their answer sheets were rated and their result were analyzed;
2. Test Battery of Test of Written English Independent Essay a. The test of written English was administered exactly after the participants
had already finished doing the critical thinking test. It was conducted simultaneously in the same day and occasion as critical thinking test;
b. Next, the participants were informed both about the instruction to do this test and about the scoring criteria of their writing response;
c. The participants were freely to choose only one of the four topics given; d. The participants were asked to do this test around 30 minutes with a
condition that their writing should be approximately 300-350 words length;
e. After the participants had already finished this test, their responses were copied to be rated by two raters. The first rater is an English teacher who
had an experience in conducting a research on writing ability, whereas the second rater is the writerresearcher himself who is currently taking
Bachelor degree at Department of English Education of Syarif Hidayatullah State Islamic University Jakarta.
F. Technique of Data Analysis
To analyze the data, the Pearson Product Moment correlation was employed. In addition, computer software such as Microsoft Office Excel 2007
and SPSS version 18.0 were utilized to assist the writer in analyzing the data of this study.
G. Statistical Hypothesis
The non-directional two-tail test was used in terms of the statistical hypotheses, which is presented as follows:
1. H : r = 0 or if r
xy
rt , H
is accepted, and H
a
is rejected; 2. H
a
: r ≠ 0 or if r
xy
rt , H
a
is accepted, and H is rejected.
Kategori