Pengaruh Reporting Back Strategy dan motivasi terhadap kemampuan berbicara bahasa Inggris siswa SMA N 1 Lembah Gumanti kelas XI IPA tahun pelajaran 2011/2012.

Teaching and learning process are relatively influenced by some factors, such as student’s intelligence, learning style, learning skill, teaching technique, and strategy used in teaching. All of the factors influence students’ achievement and their skill in learning. This study limited to see the influence of strategy used and students’ motivation to students’ speaking skill. The aims of the study were to know the effect of Reporting Back Strategy and motivation to students’ speaking skill. The research was done at second semester of students of SMA N 1 Lembah Gumanti grade XI IPA 2011/2012 academic year. This experimental research used 2 x 2 factorial design and samples of the research were 69 students. Research hypotheses were summarized as follows: (1) the students who are taught through Reporting Back Strategy get the better result in English speaking skill with those who are taught through Memorization strategy, (2) the students who have high motivation who are taught through reporting back strategy get the higher result in English speaking skill than those who are taught through memorization strategy, (3) the students who have low motivation who are taught through reporting back strategy get the higher result in English speaking skill than those who are taught through memorization strategy, (4) there is any interaction between Reporting Back Strategy and students’ motivation with the students’ preliminary on English speaking skill. The result of data analysis revealed that: (1) students’ speaking skill that was taught through Reporting Back Strategy was better that the students who were taught through Memorization Strategy, (2) the students’ speaking skill that have high motivation who were taught through Reporting Back Strategy higher than the students that have high motivation who were taught through Memorization Strategy, (3) the students’ speaking skill that have low motivation who were taught through Reporting Back Strategy higher than then the students that have low motivation who were taught through Memorization Strategy, (4) there was no an interaction between strategy used in learning and students’ learning motivation. In conclusion, Reporting Back Strategy is more effective strategy used in learning than Memorization Strategy in improving students’ speaking skill.