This experimental study aimed at investigating the effect of Problem Based Learning (PBL) and self-assessment (SA) on students’ writing competency and self-regulated learning in Tabanan Regency. This research applied 2x2 factorial design. 96 students were selected as sample through random sampling. Data were collected by test (writing competency) and questionnaire (self-regulation). Students’ writings were scored by analytical scoring rubric. The obtained data were analyzed statistically by MANOVA at 5% significance level. This research discovers: 1) there is a significant effect of PBL which occurs simultaneously and separately on students’ writing competency and self-regulated learning, 2) there is a significant effect of SA which ocurs simultaneously and separately on students’ writing competency and self-regulated learning, 3) there is a significant interaction between teaching model and assessment type on students’ writing competency and self-regulated learning which occurs simultaneously, 4) there is no significant interaction between teaching model and assessment type on students’ writing competency, and 5) there is a significant interaction between teaching model and assessment type on students’ self-regulated learning. This research results implies that PBL and SA should be applied in instruction process as a way to improve the quality of students’ writing competency and self-regulated learning.
Boosting Students’ Writing Competency Using Writing Workshop
