SAGE Reference - Encyclopedia of Research Design

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Guessing Parameter

In: Encyclopedia of Research Design
Edited by: Neil J. Salkind
Subject:Research Design

In item response theory (IRT), the guessing parameter is a term informally used for the lower asymptote parameter in a three-parameter-logistic (3PL) model. Among examinees who demonstrate very low levels of the trait or ability measured by ...

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  Salkind, N. J. (2010). Guessing parameter. In Encyclopedia of research design (Vol. 1, pp. 558-558). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412961288.n172
  
  Salkind, Neil J. "Guessing Parameter." In Encyclopedia of Research Design, edited by Salkind, Neil J., 558-558. Thousand Oaks, CA: SAGE Publications, Inc., 2010. https://dx.doi.org/10.4135/9781412961288.n172.
  
  Salkind, N. J. 2010. Guessing Parameter. In: Neil J. Salkind Editor, 2010. Encyclopedia of Research Design, Thousand Oaks, CA: SAGE Publications, Inc. pp. 558 Available at: <https://dx.doi.org/10.4135/9781412961288.n172> [Accessed 26 May 2022].
  
  Salkind, Neil J. "Guessing Parameter." Encyclopedia of Research Design. Edited by Vol. 1. Thousand Oaks: SAGE Publications, Inc., 2010, pp. 558-558. SAGE Knowledge. 26 May 2022, doi: https://dx.doi.org/10.4135/9781412961288.n172.
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