Data Spotlight video series - UK

Our assessments are designed with a strong foundation in academic research and rigorous testing, ensuring their reliability and accuracy. In order to get the most from our assessments, it’s important to fully understand the reports and data. This will help schools make quick and effective decisions. That’s why we’ve created our Data Spotlight video series. The series shines a light on assessment terminology, explaining some of the key terms and measures you’ll find in your reports.


Standard Age Score (SAS)

Reading Ages

The Bell Curve

National Percentile Rank (NPR)