Demystifying Statewide Standardized Assessments: Ensuring Comparability Across Administrations
State test scores are valuable because unlike measures such as student grades, they can be directly compared to other students’ scores and across schools or districts. To achieve comparability, the tests are standardized and go through a statistical process called equating. Key Takeaways Comparability is the ability to compare test scores across time. Standardization helps […]