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English language learning
1. Applying a two-parameter item response model to explore the psychometric properties: The case of the ministry of Science, Research and Technology (MSRT) high-stakes English Language Proficiency test

Shahram Ghahraki; Manssor Tavakoli; Saeed Ketabi

Volume 14, Issue 29 , May 2022, , Pages 1-26

http://dx.doi.org/10.22034/elt.2021.46325.2396

Abstract
  Perhaps the degree of test difficulty is one of the most significant characteristics of a test. However, no empirical research on the difficulty of the MSRT test has been carried out. The current study attempts to fill the gap by utilizing a two-parameter item response model to investigate the psychometric ...  Read More