Go / No-Go + Stop‑Signal — 36 Levels
Tap/click (or press Space) for GO colors; withhold for NO‑GO. Some levels add a Stop‑Signal (ring) shortly after GO — then withhold.
Total: — | Go: — | No‑Go: — | Stop: —
Go hit rate: —% | No‑Go correct‑inhibit: —% | False alarms: —
Avg RT (Go hits): — ms | SD: — ms | Fastest: — ms | Slowest: — ms
d′: — | Criterion c: —
Post‑error slowing: — ms