Shenghai Dai
Author of 4 CRAN packages
Four packages in the books! Shenghai Dai is on a roll and showing no signs of slowing down. Shenghai Dai worked with 7 other authors. That's a lot of creative energy! No wonder the results were fantastic.
4 Packages
- DIFplusMultilevel Mantel-Haenszel Statistics for Differential Item Functioning Detection
- ROCpsychCompute and Compare Diagnostic Test Statistics Across Groups
- TestDataImputationMissing Item Responses Imputation for Test and Assessment Data
- subscoreComputing Subscores in Classical Test Theory and Item Response Theory