Package: PROsetta 0.4.2.9000

Introduction | Load datasets | Response data | Item map data | Anchor data | Preliminary analysis | Basic descriptive statistics | Classical reliability analysis | Dimensionality analysis | Item parameter calibration | Scale linking: IRT-based | Obtain linked item parameters | Fixed parameter calibration method | Linear transformation methods | Calibrated projection (using fixed-parameter calibration) | Making crosswalk tables | Scale linking: score-based | Equipercentile linking: raw to raw | Equipercentile method: raw to T-score | Comparison between linking methods | Raw scores from Scale 2 | PROMIS T-scores based on item response patterns | PROMIS T-scores based on RSSS table from fixed-parameter calibration | PROMIS T-scores based on RSSS table from equipercentile linking | Comparison of RSSS tables