31 open spots. 60 4-4 teams headed into Week 9. Of those, per Massey, 26 are predicted to win, 34 to lose. This would then mean 5 4-5 teams get in.
4-4 teams with Massey predicted probability of winning week 9 below. If anything looks wildly off base, I can check to see if something wrong in source data.
| Bronzeville | 0% |
| Collins | 0% |
| Reavis | 0% |
| N Boone | 1% |
| Rich Cent | 1% |
| East Leyden | 1% |
| Stillman Val | 2% |
| East Peoria | 2% |
| Staunton - LOSERS | 3% |
| Grayslake Cent | 4% |
| Herscher | 5% |
| Immaculate Concept | 5% |
| Riverside-Brookfield | 7% |
| Centennial | 9% |
| Goode STEM | 10% |
| Mundelein | 10% |
| Oswego (East) | 13% |
| Lincoln | 15% |
| Hinsdale | 15% |
| Providence Cath | 16% |
| Clinton | 20% |
| Morton | 21% |
| Collinsville - they won. | 25% |
| Robinson | 28% |
| Eisenhower-BI | 28% |
| Marengo | 29% |
| Genoa-Kingston | 31% |
| Effingham - LOSERS | 31% |
| Freeport | 32% |
| Clifton Cent | 37% |
| Tinley Park | 40% |
| Amundsen | 43% |
| Oregon | 44% |
| Lake Zurich | 49% |
| Deerfield | 54% |
| Prairie Cent | 55% |
| Homewood-Flossmoor | 60% |
| Geneseo-Darnall | 62% |
| Argo | 63% |
| Deer Creek | 67% |
| Kewanee | 76% |
| Westinghouse | 76% |
| Frankfort | 78% |
| Notre Dame-Peoria | 86% |
| Bulls Col Prep | 87% |
| Wheaton-North | 92% |
| Curie | 93% |
| Marmion Acad | 94% |
| Plainfield North | 94% |
| Wheaton-W'ville S | 95% |
| Red Bud - they won. | 96% |
| Waubonsie Val | 96% |
| Hope Acad | 99% |
| Mt Carmel | 99% |
| Carlinville - they won. | 99% |
| Glenbrook South | 99% |
| Brown Co | 100% |
| Taylorville - they won. | 100% |
| Joliet West | 100% |
| Niles West | 100% |
