Wulansari, Andhita Dessy. “Analysis of Dichotomous Questions With IRT for Diagnostic Tests in Statistics Courses”. IMEJ : Indonesian Mathematics Education Journal 1, no. 2 (November 11, 2024): 243–258. Accessed January 10, 2025. https://imej.iainponorogo.ac.id/index.php/imej/article/view/28.