| BDI | The Beck Depression Inventory Data | 
| BDIkey | The Beck Depression Inventory Data | 
| BDIresponses | The Beck Depression Inventory Data | 
| HIV | The HIV Data | 
| HIVkey | The HIV Data | 
| itemcor | ksIRT - kernel smoothing in Item Response Theory | 
| KernSmoothIRT | KernSmoothIRT Package | 
| ksIRT | ksIRT - kernel smoothing in Item Response Theory | 
| PCA | ksIRT - kernel smoothing in Item Response Theory | 
| plot | Plot Method for ksIRT - kernel smoothing in Item Response Theory | 
| plot.ksIRT | Plot Method for ksIRT - kernel smoothing in Item Response Theory | 
| print.ksIRT | ksIRT - kernel smoothing in Item Response Theory | 
| Psych101 | The Introductory Psychology Data | 
| Psychkey | The Introductory Psychology Data | 
| Psychresponses | The Introductory Psychology Data | 
| subjEIS | ksIRT - kernel smoothing in Item Response Theory | 
| subjEISDIF | ksIRT - kernel smoothing in Item Response Theory | 
| subjETS | ksIRT - kernel smoothing in Item Response Theory | 
| subjETSDIF | ksIRT - kernel smoothing in Item Response Theory | 
| subjOCC | ksIRT - kernel smoothing in Item Response Theory | 
| subjOCCDIF | ksIRT - kernel smoothing in Item Response Theory | 
| subjscore | ksIRT - kernel smoothing in Item Response Theory | 
| subjscoreML | ksIRT - kernel smoothing in Item Response Theory | 
| subjthetaML | ksIRT - kernel smoothing in Item Response Theory |