Using Rasch Model to Evaluate Physics Competence Tests and its Implications for Teachers’ Development of Competency-based Items oleh Shu-Fen Lin, Jen-Shou Chang, Lung-Chih Wu, Chien-Chang Huang, Ling-Hsien Chao, Chen-Din Sheu, Po-Yuan Tseng, Yan-Liang Lai, Chun-Ying Lee