luckadjusted
CFB Week 4 · 2026

Week 3 2025 · September 13, 2025

Texas State at Arizona State, Week 3 2025: who deserved to win?

Arizona State beat Texas State 34–15, and the replays back it up: with the way both teams actually played, Arizona State wins 10 of 10.

Before kickoff Arizona State was an 88% favorite.

Final

Texas State Bobcats 15
Arizona State Sun Devils 34

September 13, 2025 · Mountain America Stadium · Closing line: Arizona State −18.5

Luck index +2 Arizona State about even · −2 Texas State

Each team’s own plays from this game, resampled into new drives 4,000 times: with the way both teams actually played, how often does this performance win? How the replay works

Ten replays. Texas State wins 0, Arizona State wins 10.

  1. 1 TXST 17 ASU 21
  2. 2 TXST 13 ASU 23
  3. 3 TXST 10 ASU 26
  4. 4 TXST 3 ASU 23
  5. 5 TXST 3 ASU 26
  6. 6 TXST 6 ASU 31
  7. 7 TXST 3 ASU 31
  8. 8 TXST 0 ASU 31
  9. 9 TXST 7 ASU 44
  10. 10 TXST 3 ASU 45

Three other ways to ask

Each answers a different question, so none of them replaces the replay above.

The closing betting line, turned into a probability. What everyone knew before the game.

The line plus what this game showed, weighted by how much one game can tell. It stays close to the line because one game says little.

Every kick, fumble bounce, conversion and judgment call redrawn; everything else fixed. The narrowest view of luck.

How 4,000 replays ended

Texas State wins 2% of them, Arizona State 98%. The line is what actually happened: Arizona State by 19.

Show as a table
Final margin in the replaysShare of replays
Texas State by 17+0.1%
Texas State by 9–160.3%
Texas State by 1–81.4%
Level after regulation0.3%
Arizona State by 1–85.9%
Arizona State by 9–1611.6%
Arizona State by 17+80.5%

Where the luck was

What the luck was worth

Every lucky and unlucky play, weighted by the moment it happened: its swing in win probability, added up by kind. A missed kick in a decided game counts for nothing; the same kick at the end of a tie game can be most of a win.

Swings add up across a game, so in one that went back and forth they can pass 100%. On the scoreboard the same luck was worth +2.4 points to Arizona State: the final margin was Arizona State by 19, without the luck Arizona State by 16.6. Luck shares are the fitted ones (how much of each kind is luck).

The kicks

How likely each kicker was to make that kick (his own record, the distance), and what happened.

  • J. Gomez, 47 yds made · 60% expected
  • T. Robles, 39 yds made · 75% expected
  • J. Gomez, 26 yds made · 91% expected
  • T. Robles, 54 yds missed · 48% expected
Bar: expected chance of a make. Filled dot: made. Open dot: missed or blocked.

Penalties: Texas State 1 for 10 yards, Arizona State 4 for 63 yards

Every accepted flag, in order, and what it did to the helped team’s chance of winning at that moment, including any play it wiped out (points on the scoreboard in grey). A flag in a decided game is worth nothing; one at the turn of a close game can be worth most of a win. Judgment calls count toward luck, pre-snap fouls mostly don’t. How calls are valued

WhenFlagWin probability for
Q1 8:21 Illegal Formation on Arizona State, 5 yards · pre-snap 0% TXST +0.3 pts
Q2 11:18 Holding on Arizona State, 10 yards +1% TXST +1.3 pts
Q3 14:47 Holding on Arizona State, 38 yards 0% TXST +2.3 pts
Q3 8:28 Penalty on Texas State, 10 yards 0% ASU +1.2 pts
Q4 4:44 Holding on Arizona State, 10 yards 0% TXST +0.5 pts

When it happened

Arizona State’s chance of winning

Numbers mark the biggest luck moments, listed below.

Our in-game win probability: the score, the value of the possession and the time left, starting from the betting line. Overtime has no clock and is drawn at a fixed width. Shaded above the middle while Arizona State was ahead in it, below while Texas State was.
#WhenWhat happenedWin probability forNext drive
1 Q1 11:01 Arizona State was stopped on 3rd & 23rd & 4th downs · 66% expected +2% TXST ASU: Turnover on downs
2 Q1 10:30 Arizona State was stopped on 4th & 23rd & 4th downs · 65% expected +3% TXST ASU: Field goal
3 Q1 6:46 Arizona State was stopped on 3rd & 73rd & 4th downs · 37% expected +1% TXST ASU: Field goal
4 Q1 6:40 J. Gomez made a 47-yard field goalKicks · 60% expected for him, 1 of 2 from 45+ before +1% ASU ASU: Touchdown
5 Q1 3:27 Texas State converted 3rd & 43rd & 4th downs · 49% expected +2% TXST TXST: Field goal
6 Q1 2:21 Texas State was stopped on 3rd & 43rd & 4th downs · 49% expected +2% ASU TXST: Field goal
7 Q2 14:51 Arizona State converted 4th & 13rd & 4th downs · 77% expected +1% ASU ASU: Touchdown
8 Q2 12:06 Texas State fumbled and Arizona State recoveredFumble bounces · loose balls are close to 50/50 +1% ASU TXST: Turnover on downs

Adjust the assumptions

Disagree with how much of a fumble bounce or a pass interference call is luck? Change it and the coin-flip replay reruns in your browser.

Only coin-flips re-rolled

Texas State 1% · Arizona State 99%

Final margin
Arizona State by 19
Luck in points
2.4 for Arizona State
Luck-adjusted margin
Arizona State by 16.6
Replay with same day's form
Texas State 2% · Arizona State 98% unchanged: why
How much of each is luck?

0% treats it as skill, 100% as pure luck. The tick is our fit.

What counts

None by default: our tests measured no carryover after a lucky break. Slide it up to count a break for more than its own swing. Why

Flip a play

Force the other outcome, in this game and in every replay: a made kick becomes a miss, a stop becomes a conversion, a flag goes the other way.

About these numbers

Play-by-play and expected points from CollegeFootballData.com via cfbfastR; win probability from our own model of the score, the possession and the betting line; kicks valued against each kicker’s own record. College play-by-play has no charting of drops or interception-worthy throws and no injury reports, so those kinds of luck aren’t counted here.

Methodology and validation · All Week 3 2025 games · Texas State · Arizona State

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