depreciate 发表于 2025-4-1 03:21:35
Disentangling Treatment and Placebo Effects in Randomized Experiments Using Principal Stratificatioow to disentangle the medical effect of the drug from the placebo effect of being treated using data arising in a placebo-controlled RCT. Our proposal uses principal stratification as the key statistical tool. The method is applied to initial data from an actual experiment to illustrate important id显示 发表于 2025-4-1 09:03:26
Investigating the Constrained-Weighted Item Selection Methods for CD-CAT,t been investigated in CD-CAT yet. Therefore, the aim of this study is two fold (a) to integrate the indices with the constraint management procedure for item selection, and (b) to investigate the efficiency of these item selection methods in CA-CAT. It was found that the constraint-weighted indices音的强弱 发表于 2025-4-1 11:26:52
Incorporating Information Functions in IRT Scaling,hodologies as well as the two new scaling methodologies were applied to simulated administrations of a fixed form under different latent trait distributions. Results suggest that IRT scaling by combining TCCs with TIFs yields some benefits over the existing characteristic curve methodologies; howeve积云 发表于 2025-4-1 18:15:12
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