validation is an important enterprise especially when a test is a high stakes one. demographic variables like gender and field of study can affect test results and interpretations. differential item functioning (dif) is a way to make sure that a test does not favor one group of test takers over the others. this study investigated dif in terms of gender in the reading comprehension subtest (35 i...

We apply visualization and modeling methods for convective and diffusive flows to public school mathematics test scores from Texas. We obtain plots that show the most likely future and past scores of students, the effects of random processes such as guessing, and the rate at which students appear in and disappear from schools. We show that student outcomes depend strongly upon economic class, a...

The validity of large-scale assessments may be compromised, partly due to their content inappropriateness or construct underrepresentation. Few validity studies have focused on such assessments within an argument-based framework. This study analyzed the domain description and evaluation inference of the Ph.D. Entrance Exam of ELT (PEEE) sat by Ph.D. examinees (n = 999) in 2014 in Iran....

High stakes tests are defined as those tests that “carry serious consequences for students or educators.” The consequences from standardized achievement tests range from grade retention for school children to rewards or punitive measures for schools and school districts. The nature of standardized achievement tests used in these situations poses validity problems for the decisions. Numerous uni...

High stakes tests are defined as those tests that “carry serious consequences for students or educators.” The consequences from standardized achievement tests range from grade retention for school children to rewards or punitive measures for schools and school districts. The nature of standardized achievement tests used in these situations poses validity problems for the decisions. Numerous uni...

A long-established literature has found that anxiety about testing is negatively related to academic achievement. Yet there remains some debate as whether this simply due less academically able pupils being more likely develop education-related issues. This paper presents new evidence on matter, focusing upon how test – measured by five questions included in the PISA 2015 survey grades 15/16-ye...