ESPN's Football Power Index (FPI) is a measure of team strength that is meant to be the best predictor of a team's performance going forward for the rest of the season. Every week, ESPN will be updating its FPI to compile a ranking based on 10,000 simulations of the rest of the season using FPI, results to date and the remaining schedule.

Here is how the Big 12 stacks up after Week 1 of the season:

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