Latent structureScale / measurement

Short Form Generalizability Theory

Short form generalizability theory applies the G-theory variance-component framework to abbreviated measurement instruments, using G-studies and D-studies to estimate how many items a short scale must retain to achieve a desired reliability and to evaluate the accuracy of decisions made with a condensed instrument.

Open in MethodMindSoonVideoSoon

Read the full method

Members only

Sign in with a free account to read this section.

Sign in

Sources

  1. Brennan, R. L. (2001). Generalizability Theory. Springer. ISBN: 978-0387952826
  2. Shavelson, R. J., & Webb, N. M. (1991). Generalizability Theory: A Primer. Sage Publications. ISBN: 978-0803937796

Related methods

ScholarGateShort form generalizability theory (Short Form Generalizability Theory). Retrieved 2026-06-04 from https://scholargate.app/en/psychometrics/short-form-generalizability-theory