Wednesday, October 28, 2009

College Football Performance Formula

This is the opening week of rankings using a performance formula Bob has developed using a simple set of statistics to compare college football teams. The formula first appeared in the current edition of the USA Today College Football Encyclopedia and was used to compare teams in each of the past 56 years.

2009 COLLEGE FOOTBALL PERFOMANCE FORMULA
SEASON’S FIRST POSTING: OCTOBER 28
The Top 40 FBS schools after games of October 24:
1. Texas 1.8633
2. Alabama 1.7677
3. Florida 1.7389
4. Iowa 1.7311
5. TCU 1.7244
6. Boise State 1.6465
7. Oregon 1.6350
8. Cincinnati 1.6301
9. Virginia Tech 1.6283
10. Louisiana State 1.6267
11. Penn State 1.5967
12. Pittsburgh 1.5875
13. Southern California 1.5595
14. Ohio State 1.4962
15. Georgia Tech 1.4921
16. Oklahoma State 1.4766
17. Arizona 1.4331
18. Utah 1.4130
19. Houston 1.4087
20. West Virginia 1.3909
21. Central Michigan 1.3890
22. Mississippi 1.3786
23. Miami 1.3740
24. Notre Dame 1.3686
25. South Carolina 1.3591
26. Clemson 1.3439
27. Brigham Young 1.3363
28. Wisconsin 1.3218
29. Navy 1.3042
30. Oklahoma 1.3036
31. Nebraska 1.2857
32. California 1.2796
33. Kansas 1.2661
34. Michigan 1.2383
35. Texas Tech 1.2123
36. Rutgers 1.1879
37. Auburn 1.1840
38. Georgia 1.1779
39. Idaho 1.1775
40. Stanford 1.1690

The Performance Formula compiles a grade for each of college football’s 120 FBS teams based on three stat categories: winning percentage, opponents’ winning percentage, and scoring margin. Both winning percentage factors are adjusted down to account for wins over FCS schools, and scoring margins are diminished to avoid stat-skewing by a win or loss margin greater than 40 points. A perfectly average team will score 1.0000, while eventual national champions generally score in excess of 1.7500.

1 comment:

  1. The ranking seems to makes sense since it rewards TCU Cincy Iowa & Boise for being undefeated and it ranks Oregon higher than USC since its loss was to an undefeated team rather than a 3 loss team (WASHINGTON). In most cases it also places the 2 loss teams behind the 1 loss teams.

    We'll see how this week shakes things up with USC/Ore and Tex/Oak St. Too bad Dez Bryant can't play

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