Effect of Item Difficulty and Sample Size on the Accuracy of Equating by Using Item Response Theory
This study explored the effect of item difficulty and sample size on the accuracy of equating by using item response theory. This study used simulation data. The equating method was evaluated using an equating criterion (SEE, RMSE). Standard error of equating between the criterion scores and equated...
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| Format: | Article |
| Language: | Arabic |
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Sultan Qaboos University
2016-01-01
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| Series: | Journal of Educational and Psychological Studies |
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| Online Access: | https://journals.squ.edu.om/index.php/jeps/article/view/953 |