Sports analytics from Laura Albert's team at the University of Wisconsin-Madison College of Engineering

NCAA Football rankings: October 15, 2017

Here are this week’s composite rankings. This ranking combines several of the Markov chain based rankings I’ve worked on over the years. I post my full rankings on the NCAAF rankings tab every week.

1 Alabama
2 Penn St
3 Georgia
4 TCU
5 Clemson
6 USC
7 UCF
8 Wisconsin
9 Ohio St
10 Michigan St
11 Notre Dame
12 NC State
13 Michigan
14 Miami FL
15 Stanford
16 San Diego St
17 Washington St
18 Oklahoma
19 Washington
20 Iowa
21 South Carolina
22 South Florida
23 Oklahoma St
24 Texas A&M
25 Boise St

Here are the B1G teams, ranked.

2 Penn St
8 Wisconsin
9 Ohio St
10 Michigan St
13 Michigan
20 Iowa
50 Purdue
51 Indiana
57 Nebraska
60 Northwestern
67 Minnesota
69 Maryland
95 Illinois
105 Rutgers