| predict.ty_link | Projected summative score (the prior) from interims |
| ty_administer | Administer a two-stage MST to simulated examinees |
| ty_decisions | Decision accuracy and consistency: through-year vs single summative |
| ty_fairness | Fairness diagnostics for prior-informed routing and scoring |
| ty_link | Link interims to the summative scale |
| ty_mst | Define a two-stage multistage test |
| ty_mst_default | A default 1-3 MST: 12 routing items, easy/medium/hard modules of 24 |
| ty_policies | Compare routing and scoring policies |
| ty_simulate | Simulate a through-year system with known true growth |