luckadjusted
CFB Week 4 · 2026

Week 9 2025 · October 25, 2025

TCU at West Virginia, Week 9 2025: who deserved to win?

TCU beat West Virginia 23–17, but the replays call it close to a coin flip: with the way both teams played, TCU wins 4 of 10.

TCU won on an off day: it played far below what the matchup promised. In a fresh game against West Virginia it would win 88% of the time; with this day’s form, 40%. The numbers

Before kickoff TCU was an 86% favorite.

Final

TCU Horned Frogs 23
West Virginia Mountaineers 17

October 25, 2025 · Milan Puskar Stadium · Closing line: TCU −16.5

Luck index +60 TCU lucky · −60 West Virginia

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. TCU wins 4, West Virginia wins 6.

  1. 1 TCU 21 WVU 2
  2. 2 TCU 14 WVU 3
  3. 3 TCU 21 WVU 14
  4. 4 TCU 13 WVU 10
  5. 5 TCU 10 WVU 13
  6. 6 TCU 19 WVU 24
  7. 7 TCU 7 WVU 16
  8. 8 TCU 0 WVU 13
  9. 9 TCU 0 WVU 17
  10. 10 TCU 7 WVU 31

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.

TCU won on an off day

It played far below what the matchup promised. In a fresh game against West Virginia it would win 88% of the time; with this day’s form, 40%.

48 points apart for TCU: the gap is how differently this game went from what the two teams usually are.

UnitThis gameUsual levelBetter or worse than usual
TCU offenseEPA per play gained +0.08 +0.15 worse by 0.07
TCU defenseEPA per play allowed −0.49 +0.06 better by 0.55
West Virginia offenseEPA per play gained −0.49 +0.02 worse by 0.50
West Virginia defenseEPA per play allowed +0.08 +0.16 better by 0.07

EPA (expected points added) per play on competitive snaps, turnovers left out because they are valued as luck. Usual level: the team’s earlier games this season plus half of last season, pulled toward the league average. One team’s defense and the other team’s offense are the same snaps, so one game can’t fully say whose day it was; it shows how far this one was from both teams’ norms.

How 4,000 replays ended

TCU wins 40% of them, West Virginia 60%, counting the 6% still level after regulation as half each. The line is what actually happened: TCU by 6.

Show as a table
Final margin in the replaysShare of replays
TCU by 17+6.1%
TCU by 9–1611.0%
TCU by 1–817.4%
Level after regulation5.5%
West Virginia by 1–824.1%
West Virginia by 9–1618.1%
West Virginia by 17+17.8%

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 +7.7 points to TCU: the final margin was TCU by 6, without the luck West Virginia by 1.7. 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.

  • N. McCashland, 35 yds made · 79% expected
  • N. McCashland, 22 yds made · 91% expected
  • K. Hensley, 28 yds made · 88% expected
  • N. McCashland, 41 yds made · 69% expected
Bar: expected chance of a make. Filled dot: made. Open dot: missed or blocked.

Penalties: TCU 7 for 60 yards, West Virginia 4 for 36 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 14:57 Holding on West Virginia, 10 yards +1% TCU +0.6 pts
Q1 13:13 False Start on TCU, 5 yards · pre-snap 0% WVU +0.3 pts
Q1 10:42 Holding on TCU, 10 yards +1% WVU +0.8 pts
Q2 11:50 Offside on West Virginia, 5 yards · pre-snap 0% TCU +0.3 pts
Q2 11:21 False Start on TCU, 5 yards · pre-snap +1% WVU +0.6 pts
Q2 10:17 Pass Interference on West Virginia, 15 yards +2% TCU +1.9 pts
Q2 4:32 Pass Interference on TCU, 15 yards +2% WVU +2.0 pts
Q2 1:51 Holding on West Virginia, 6 yards +1% TCU +2.1 pts
Q3 10:46 Offside on TCU, 5 yards · pre-snap 0% WVU +0.7 pts
Q4 12:26 Pass Interference on TCU, 15 yards +4% WVU +3.1 pts
Q4 3:14 False Start on TCU, 5 yards · pre-snap +2% WVU +0.5 pts

When it happened

West Virginia’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 West Virginia was ahead in it, below while TCU was.
#WhenWhat happenedWin probability forNext drive
1 Q1 10:44 West Virginia was stopped on 4th & 13rd & 4th downs · 78% expected +3% TCU WVU: Punt
2 Q2 14:54 West Virginia was stopped on 4th & 23rd & 4th downs · 64% expected +2% TCU WVU: Touchdown
3 Q2 12:24 West Virginia fumbled and recovered itFumble bounces · loose balls are close to 50/50 +2% WVU WVU: Touchdown
4 Q2 10:17 Pass Interference on West Virginia, 15 yardsJudgment calls +2% TCU TCU: Touchdown
5 Q3 5:05 TCU was stopped on 4th & 23rd & 4th downs · 67% expected +2% WVU TCU: Punt
6 Q4 12:29 West Virginia fumbled and recovered itFumble bounces · loose balls are close to 50/50 +2% WVU WVU: Turnover on downs
7 Q4 12:26 Pass Interference on TCU, 15 yardsJudgment calls +4% WVU WVU: Turnover on downs
8 Q4 2:22 TCU converted 3rd & 63rd & 4th downs · 43% expectedTCU fumbled and recovered itFumble bounces · loose balls are close to 50/50 +2% TCU TCU: End of game

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

TCU 41% · West Virginia 59%

Final margin
TCU by 6
Luck in points
7.7 for TCU
Luck-adjusted margin
West Virginia by 1.7
Replay with same day's form
TCU 40% · West Virginia 60% 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 9 2025 games · TCU · West Virginia

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