The Effect of Implementing TAD Teaching Strategy and Students’ Motivation on Students’ Writing Ability of First Year Students in SMA PGRI Pekanbaru

This research was aimed at testing the effect of TAD Teaching Strategy and Motivation on students‟ writing ability and it is a quasi-experimental research with 2x2 factorial designs. The population of this research was the first grade of SMA PGRI Pekanbaru. The sample of this research was chosen by using clustering random sampling technique. X IPS I (32 students) was chosen as experimental class and X IPS III (32 students) was chosen as control class (taught by using small group discussion). The writing test and questionnaire of motivation were used to collect the data of the research. The data were analyzed by using Shapiro-Wilk test for normality testing, Levene‟s test for homogeneity testing, t test and ANOVA for hypotheses testing. The results show that (1) TAD teaching strategy gives a significant effect on students‟ writing ability than the students who are taught by implementing small group discussion strategy, (2) TAD teaching strategy gives significant effect on students‟ writing ability with high motivation than small group discussion, (3) TAD teaching strategy gives significant effect on students‟ writing ability with low motivation than small group discussion, (4) There is no interaction between teaching strategy and students‟ motivation on students‟ writing ability. In conclusion, TAD writing strategy gives a significant effect on students‟ writing ability with high motivation and low motivation than small group discussion and there was no interaction between teaching strategy and students‟ motivation on students‟ writing ability.