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…

Validity evidence based on test content is important for educational tests to demonstrate the degree to which they fulfill their purposes. Most content validity studies involve subject matter experts (SMEs) who rate items that comprise a test form. In computerized-adaptive testing, examinees take different sets of items and test "forms"…

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…