Duke
ACC
2021 rating history
Point-in-time, recency-weighted opponent-adjusted efficiency — recomputed each week from strictly-prior games only.
Past prediction accuracy — 2021
| Week | Opponent | Actual | Predicted | Margin error |
|---|---|---|---|---|
| Week 1 | @ Charlotte | 31–28 | — | — |
| Week 3 | vs Northwestern | 23–30 | — | — |
| Week 4 | vs Kansas | 33–52 | — | — |
| Week 5 | @ North Carolina | 38–7 | — | — |
| Week 6 | vs Georgia Tech | 31–27 | — | — |
| Week 7 | @ Virginia | 48–0 | — | — |
| Week 9 | @ Wake Forest | 45–7 | — | — |
| Week 10 | vs Pittsburgh | 54–29 | — | — |
| Week 11 | @ Virginia Tech | 48–17 | — | — |
| Week 12 | vs Louisville | 62–22 | — | — |
| Week 13 | vs Miami | 47–10 | — | — |