Abstract:
The objective of this research is to describe whether the use of “textbased
instruction” is effective in teaching writing descriptive text to the students
at Seventh Grade of SMP 32 Purworejo in academic year 2013/2014.
This research consists of two variables; independent variable and
dependent variable. The independent variable of this research is the use of textbased
instruction. Then, the dependent variable is the students’ writing skill of
descriptive text. The population of this research was the seventh grade students’
of SMP N 32 Purworejo in the academic year of 2013/2014 with the total number
224. The sample of this research consisted of 64 students. The technique of data
collection was using test. It was done by giving pre-test and post-test. Meanwhile,
the technique of data analysis was using descriptive analysis and inferential
analysis. The inferential analysis was done by SPSS.
The result of this research showed that TBI (Text-Based Instruction is
effective in teaching writing descriptive text. The students’ achievement in pretest
and post-test showed a significant improvement. The students’ mean of
control group after doing pre-test was 62. Meanwhile, the mean score of control
group after doing post-test was 72. The mean score of experimental group after
doing pre-test was 63. In other side, the mean score of experimental group after
doing post-test was 80. Based on the computation of t-test using SPSS, the result
was 7.361 and p-value < α (0.00< 0.05). It showed that there was significant
difference between control group and experimental group. From the result, the
researcher concludes that TBI (Text-Based Instruction is effective in teaching
writing descriptive text.
