Any body of research evolves over time. Previous understandings become more nuanced, ideas are supported or rebuked, and, eventually we arrive at a clearer view of the issue. The research on score comparability across computerized devices is no exception. CCSSO [Council of Chief State School Officers] and the Center for Assessment have published…

The purpose of this document is to provide information and advice to support states in meeting USED Peer Review Requirements related to demonstrating the comparability of test scores across various devices used for technology-based testing. The document is divided into four main sections. In the first section, we discuss and define the…