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Author: Maura Spiegelman

  • What lies beneath? Why data disaggregation matters

    What lies beneath? Why data disaggregation matters

    Jan 27, 2026

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    by

    Maura Spiegelman
    in International data, Schools, Test and Survey

    In today’s data-driven world, the way we analyze and interpret data can significantly impact decision-making and policy development. Disaggregating data allows us to uncover hidden trends and disparities that may be masked in aggregated statistics. This is especially vital in areas like education, where understanding the unique experiences of students, teachers, and principals can lead…


  • Fast AND good? Comparing preliminary and final survey estimates

    Fast AND good? Comparing preliminary and final survey estimates

    Nov 17, 2025

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    by

    Maura Spiegelman
    in Data Analysis, Reporting

    As researchers, we want data to be timely, relevant, and actionable without sacrificing quality. That is, we want data to be both fast and good. For parents, teachers, and researchers, understanding how K-12 education changed during the COVID-19 pandemic is a key example of those considerations. Data users don’t want to wait years to gain…


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