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Related Experiment Videos

The validity of reliability assessments.

C E Basch, R S Gold

    The Journal of School Health
    |May 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    This study evaluates the reliability of health education programs in schools. It examines methods for assessing cognitive measures and discusses potential errors in hypothesis testing for internal consistency in educational research.

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    Area of Science:

    • Health Education
    • Educational Research Methodology
    • Program Evaluation

    Background:

    • Reliability is crucial for evaluating the credibility of research findings and inferences in health education.
    • Selecting or developing reliable instruments is essential for accurate program evaluation.
    • Existing methods for estimating the reliability of cognitive measures require careful consideration within specific research designs.

    Purpose of the Study:

    • To examine the reliability and evaluation of health education programs in school settings.
    • To review methods for estimating the reliability of cognitive measures.
    • To discuss the appropriateness of internal consistency for reliability assessment in educational research.

    Main Methods:

    • Review of reliability concepts and methods for cognitive measures.

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  • Analysis of data from a school health education curriculum evaluation.
  • Examination of potential errors in hypothesis testing related to internal consistency in quasi-experimental designs.

    • Main Results:

    • Internal consistency may be an inappropriate measure of reliability for cognitive measures in certain educational research designs.
    • Potential errors in hypothesis testing can arise when assessing internal consistency of cognitive test scores.
    • The study highlights the need for careful consideration of reliability assessment methods.

    Conclusions:

    • Reliability assessment in health education program evaluation requires careful methodological choices.
    • Suggestions are provided for appropriate reliability assessment and power analysis.
    • Ensuring reliability is key to the validity and credibility of school health education research.