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What Does It Mean When a Study Finds No Effects?

Author

Listed:
  • Neil Seftor

Abstract

To measure program effectiveness, research studies compare outcomes for a group that received a program to outcomes of a group that did not.

Suggested Citation

  • Neil Seftor, "undated". "What Does It Mean When a Study Finds No Effects?," Mathematica Policy Research Reports 9816e95ac76d4ece98f74e014, Mathematica Policy Research.
    • Handle: RePEc:mpr:mprres:9816e95ac76d4ece98f74e0143ff0287
    as

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    File URL: https://www.mathematica.org/-/media/publications/pdfs/education/2016/rel-study-no-effects.pdf
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    References listed on IDEAS

    as
    1. repec:mpr:mprres:5414 is not listed on IDEAS
    2. Susanne James-Burdumy & Mark Dynarski & John Deke, 2005. "When Elementary Schools Stay Open Late: Results from The National Evaluation of the 21st-Century Community Learning Centers Program," Mathematica Policy Research Reports 747640229207407f9f0f09abf, Mathematica Policy Research.
    3. Mark Dynarski & Roberto Agodini & Sheila Heaviside & Timothy Novak & Nancy Carey & Larissa Campuzano & Barbara Means & Robert Murphy & William Penuel & Hal Javitz & Deborah Emery & Willow Sussex, "undated". "Effectiveness of Reading and Mathematics Software Products: Findings from the First Student Cohort," Mathematica Policy Research Reports 2fa5b23b827f497091fc730f0, Mathematica Policy Research.
    4. repec:mpr:mprres:4871 is not listed on IDEAS
    5. repec:mpr:mprres:4551 is not listed on IDEAS
    6. Susanne James-Burdumy & Mark Dynarski & Mary Moore & John Deke & Wendy Mansfield & Carol Pistorino, "undated". "When Schools Stay Open Late: The National Evaluation of the 21st-Century Community Learning Centers Program," Mathematica Policy Research Reports 86c8d763ea6c4acebca8464c5, Mathematica Policy Research.
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