National Center on Education Outcomes

Recent Publications

  • CCSSO Accessibility Manual: How To Select, Administer, And Evaluate Use Of Accessibility Supports For Instruction And Assessment Of All Students

    Formats: Word

  • NCEO Brief: Alternate Interim Assessments for Students with the Most Significant Cognitive Disabilities (#23)

    Formats: PDF

Quick Facts

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The percentage of students with IEPs at or above proficient level in general state assessments varied by grade level across years.

Percentage of students with IEPs at or above proficient level in general state assessments varied by grade level across years

Adapted from Trends in Participation and Performance on State Assessments for 2007-08 to 2016-17 (Data Analytic #14) by Y. Wu, S. S., Lazarus, D. A., Albus, & K. K. Liu (2020).