Rahayu, Wardani, and Eko Wahyudi. “CLASSICAL TEST THEORY OF INNAPROPRIATE INDEX SCORE’S ACCURACY COMPARISON USING CONFUSION MATRIX ACCURACY PROPORTION IN EDUCATIONAL MEASUREMENT”. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW 4, no. 1 (July 3, 2017): 84 - 92. Accessed May 9, 2024. https://journal.unj.ac.id/unj/index.php/ijer/article/view/4258.