graph LR FAF["Formative Assessment Frequency"]:::r1 -->|"+"| DSQ["Diagnostic Signal Quality"]:::shared DSQ -->|"+"| IA["Instructional Adjustment"]:::r1 IA -->|"+ with delay"| LP["Learner Performance"]:::r1 LP -->|"+"| MC["Metacognitive Calibration"]:::r1 MC -->|"+"| FAF SS["Summative Stakes"]:::r2 -->|"+"| PTP["Perceived Test Pressure"]:::r2 PTP -->|"+"| TWB["Test-Wise Behavior"]:::r2 TWB -->|"−"| EGL["Effort on Genuine Learning"]:::r2 EGL -->|"+"| LP TWB -->|"−"| SNR["Signal-to-Noise Ratio of Scores"]:::r2 SNR -->|"+"| DSQ SS -->|"−"| FAF R1[" R1: Formative Flywheel -- reinforcing, productive "]:::looplabel R2[" R2: Summative Pressure Trap -- reinforcing, corrosive "]:::looplabel classDef r1 fill:#4A90D9,stroke:#2C5F8A,color:#fff classDef r2 fill:#E8795A,stroke:#C0392B,color:#fff classDef shared fill:#7B8D8E,stroke:#4A6163,color:#fff classDef looplabel fill:none,stroke:none,color:#555,font-size:12px