THE EFFECT OF THINK TALK WRITE (TTW) STRATEGY ON STUDENTS’ ACHIEVEMENT IN WRITING REPORT TEXT

This study aims to discover the effect of using Think Talk Write Strategy on Students Achievement in Writing Report Text. It was conducted by using experimental research design. The population of this research were the eleven grade students of SMAN 6 Pematangsiantar which consist of four parallel classes with the total number of students were 120. The sample of this research was taken randomly by using lottery technique. The result were class XI IPA 1 consisting 30 students became the experimental group and XI IPA 2 consisting 30 students became the control group. The experimental group was taught by Think Talk Write Strategy meanwhile the control group was taught by Group Investigation Strategy. The instrument for collecting the data was writing test. In the calculation of test, the mean of students’ score in experimental group was 82.6 and the mean of students’ score in control group was 72.2., the value of Tobserved is higher then Ttable 2.75 > 2.004 at the level significance 0.05 with the degree of freedom (df)58. So, alternative hypothesis (Ha) was accepted and the Think Talk Write (TTW) Strategy significantly affected students’ achievement in writing report text.