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

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 of special education students excluded by minimum-n sizes currently used by several states, and therefore the special education subgroup meeting AYP solely because of minimum-n rather than through performance.

Share: