Illinois
Big Ten
2015 rating history
Point-in-time, recency-weighted opponent-adjusted efficiency — recomputed each week from strictly-prior games only.
Past prediction accuracy — 2015
| Week | Opponent | Actual | Predicted | Margin error |
|---|---|---|---|---|
| Week 1 | vs Kent State | 3–52 | — | — |
| Week 3 | @ North Carolina | 48–14 | — | — |
| Week 4 | vs Middle Tennessee | 25–27 | — | — |
| Week 5 | vs Nebraska | 13–14 | — | — |
| Week 6 | @ Iowa | 29–20 | — | — |
| Week 8 | vs Wisconsin | 24–13 | — | — |
| Week 9 | @ Penn State | 39–0 | — | — |
| Week 10 | @ Purdue | 14–48 | — | — |
| Week 11 | vs Ohio State | 28–3 | — | — |
| Week 12 | @ Minnesota | 32–23 | — | — |
| Week 13 | vs Northwestern | 24–14 | — | — |