The goal of this study was to gather comprehensive evidence about the alignment of the Smarter Balanced summative assessments to the Common Core State Standards (CCSS). Alignment of the Smarter Balanced summative assessments to the CCSS is a critical piece of evidence regarding the validity of inferences students, teachers and policy makers can…

Content balancing is one of the most important components in the computerized adaptive testing (CAT) especially in the K to 12 large scale tests that complex constraint structure is required to cover a broad spectrum of content. The purpose of this study is to compare the weighted penalty model (WPM) and the weighted deviation method (WDM) under…

Three different applications of the testlet concept are presented, and the psychometric models most suitable for each application are described. Difficulties that testlets can help overcome include (1) context effects; (2) item ordering; and (3) content balancing. Implications for test construction are discussed. (SLD)