et.al, Madeline D. Cabauatan. “Statistical Evaluation of Item Nonresponse Methods Using the World Bank’s 2015 Philippines Enterprise Survey”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 3 (April 11, 2021): 4077–4088. Accessed December 27, 2024. https://turcomat.org/index.php/turkbilmat/article/view/1698.