Missing data is a common problem in datasets that are obtained by administration of educational and psychological tests. It is widely known that existence of missing observations in data can lead to serious problems such as biased parameter estimates and inflation of standard errors. Most of the missing data imputation methods are focused on…

In the test-centric Thai education system, results on national exams are often viewed as indicators of educational success. These exams use multiple-choice which can have detrimental effects on students' attitudes and learning. If school assessments also rely on multiple-choice exams, the situation would be worrying, yet there is little data…

The purpose of this study is to evaluate two methodological perspectives of test fairness using a national Secondary School Certificate (SSC) examinations. SSC is a suit of multi-subject national qualification tests at Grade 10 level in South Asian countries, such as Bangladesh, India, and Pakistan. Because it is a high-stakes test, the fairness…