Regina Acom2024-12-042024-12-042024-11-13http://hdl.handle.net/20.500.11951/1507The study examined the contribution of Performance Appraisal System (PAS) towards teacher effectiveness in Government-aided Primary Schools in Kasilo County in Serere district. The specific objectives were; to examine the contribution of Management by Objective PAS method towards teacher effectiveness in the primary schools in Kasilo county; to determine the contribution of Behaviorally Anchored Rating scale PAS method towards teacher effectiveness in the primary schools in Kasilo County and to assess the contribution of 360 Degrees Feedback PAS method towards teacher effectiveness in Kasilo county. The study adopted descriptive research design with both quantitative and qualitative approaches and these were used for purposes of triangulation. A sample of 157 classroom teachers and 25 Head teachers were selected using cluster and simple random sampling and purposive sampling respectively. Data collection was by use of majorly closed-ended Likert scale questionnaire and an interview guide. Quantitative data was analyzed using linear regression while qualitative data was analyzed by content analysis. Findings revealed that management by objective PAS method significantly contributed to teacher effectiveness in Kasilo county as portrayed by the regression analysis with the adjusted R Square of 0.223 (22.3%) and the ANNOVAa with a P value of 0.000. The findings further showed that behaviorally anchored rating scale PA method has a significant contribution on teacher effectiveness in Kasilo county as showed by the regression analysis with the adjusted R Square of 0.476 (47.6%) and the ANNOVAa with a P value of 0.000. It was also found that 360 degrees feedback PAS method had significant contribution towards teacher effectiveness in Kasilo County as reflected by regression analysis with the adjusted R Square of 0.397 (39.7%) and ANOVAa with a p-value of 0. 000. It was concluded that performance appraisal system methods considered in this study have significant contribution towards teacher effectiveness. The study recommends that head teachers and other concerned persons should regularly carryout performance appraisal of teachers while applying objective PAS method, behaviorally anchored rating scale PA method, 360 degrees feedback PAS appraisal methods to realize teacher effectiveness in schools.enThesis