Operating a quality assurance system in tertiary education is the rule rather than the exception, because of the belief that it will improve quality. However, proving this is not easy. This study examines three ways of providing the evidence: the a "priori" method, the stepwise backtracking method, and the external evaluation method. The…

Scale linking is the process of developing the connection between scales of two or more sets of parameter estimates obtained from separate test calibrations. It is the prerequisite for many applications of IRT, such as test equating and differential item functioning analysis. Unidimensional scale linking methods have been studied and applied…

As a result of the federal No Child Left Behind Act (NCLB) of 2002, the field of education has seen a heavy emphasis on the use of "scientifically based research" for designing and testing the effectiveness of new and existing educational programs. According to NCLB, when addressing basic cause and effect questions scientifically based…

Promoting collaboration skills and dispositions is widely encouraged currently in the field of teacher preparation. However, very few university classrooms incorporate collaboration into their assessment practices. One factor may be the perceived potential lack of soundness of such methodologies. This study is a qualitative examination of the…

In light of debate about the developmentally inappropriate and culturally questionable use of standardized testing for placement of preschool children, alternative approaches to screening and assessment are required. The impact of a Head Start program upon children must involve documentation of physical and mental health, speech, hearing, vision,…