Abstract:
This study was aimed to investigate teaching reading by using OK4R method.
This research was applied experimental research .The objective of this research
was to find out the significant effect of using OK4R method on the students’
achievement in critical reading comprehension. This research had been conducted
at SMP TUNAS KARYA Batang Kuis. The population of this research were the
eight grade classes in academic year 2017/2018 which consisted of 4 classes, 116
students. The researcher took 2 classes as the sample of research by using
purposive sampling. VIII-1 was as the control class that consisted of 28 students
and VIII-3 was as experimental class which involved 28 students. Each class was
given a pre-test, treatment, and post-test. The control class was taught by using
traditional method (lecturing) meanwhile the experimental class was treated by
using OK4R method. The instrument of this research was 10 items of essay test.
The data were analyzed by using t-test formula. Based on the finding it was found
that there was a significant effect of applying OK4R metdod which was proven
from the lower mea score of the pre-test than the post-test (13.9 > 2.05). Then,the
final result shown that tobserbe (13.9) was higher that ttable (2.05) with the degree of
freedom was 54 (df= 54), it meant that the hull hypothesis (Ho) was rejected and
alternative hypothesis (Ha) was accepted. In conclusion, the students’ achivement
in reading by applying OK4R method was more significant than lecturing method
