About this resource

    Type of resources
    Primary Source, Reading, Paper
    Education level(s)
    College / Upper Division (Undergraduates)
    Primary user(s)
    Student
    Subject area(s)
    Math & Statistics
    Language(s)
    English
    Cluster
    Conceptual and Statistical Knowledge
    Last updated
    9 November 2026

    Justify your alpha

    Open this resource

    Level College / Upper Division (Undergraduates) · For Student · Language English

    Abstract

    In response to recommendations to redefine statistical significance to P ≤ 0.005, we propose that researchers should transparently report and justify all choices they make when designing a study, including the alpha level.