Bias and Linking Error in Fixed Item Parameter Calibration
The two-parameter logistic (2PL) item response theory (IRT) model is frequently applied to analyze group differences for multivariate binary random variables. The item parameters in the 2PL model are frequently fixed when estimating the mean and the standard deviation for a group of interest. This m...
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| Format: | Article |
| Language: | English |
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MDPI AG
2024-09-01
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| Series: | AppliedMath |
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| Online Access: | https://www.mdpi.com/2673-9909/4/3/63 |
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