Skip to main content
Center for Assessment
    • Board of Trustees
    • Center Team
    • Internships
    • Center Updates
  • Our Approach
  • Resources
  • CenterLine Blog
  • Events
  • Contact

Archives: Resource Library

Evidence-Based Resources for Educational Assessment and Accountability Leaders

Our resources address key issues in our field to help assessment and accountability leaders, policy makers, and practitioners design and implement systems that promote improved outcomes for students.

We proudly generate white papers, policy briefs, videos, toolkits, and other products to support you and your organization in navigating the most important issues facing our field. We focus on the design and validation of assessment and accountability systems to support next generation  learning initiatives. Our resources are freely available via Creative Commons 4.0 license, which allows users to use, adapt, and/or share the material as needed with proper attribution.

Paper

Effect of Minimum Cell Sizes and Confidence Interval Sizes for Special Education Subgroups

Mary Ann Simpson
Sep 26, 2005
Assessment Equity and Fairness Students With Disabilities Technical Issues

Reports modeling results for several states of the effect of various sizes of minimum-n and confidence intervals on No Child Left Behind adequate-yearly-progress (AYP) determinations. Key findings include high percentages […]

Read More

The CenterLine Newsletter

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Focused on Improving Student Learning.

  • Site Map
  • Contact
  • Privacy Policy
Copyright 2026 The National Center for the Improvement of Educational Assessment, Inc. All Rights Reserved.