luckadjusted
La Liga Matchday 7 · 2026-27

Matchday 10 · La Liga 2015-16 · November 1, 2015

Betis 1–3 Athletic: who deserved to win?

Athletic beat Betis 3–1, and the replays back it up: with the way both teams played, Athletic win 9 of 10, 1 end level. Athletic made the better chances: 3.1 expected goals to 1.3.

Full time

TeamGoalsxG
Real Betis 1 1.30
Athletic Club 3 3.14

November 1, 2015 · Estadio Benito Villamarín · Referee: José Luis González González

Luck index +8 Athletic about even · −8 Betis

Each team’s own shots from this match, resampled into new matches 4,000 times, each a goal at its expected-goals chance: with the way both teams actually played, how often does this performance win? How the replay works

Ten replays. Betis win 0, 1 ends level, Athletic win 9.

  1. 1 BET 3 ATH 3
  2. 2 BET 1 ATH 8
  3. 3 BET 0 ATH 6
  4. 4 BET 0 ATH 5
  5. 5 BET 1 ATH 5
  6. 6 BET 0 ATH 3
  7. 7 BET 2 ATH 5
  8. 8 BET 1 ATH 3
  9. 9 BET 1 ATH 3
  10. 10 BET 2 ATH 3

The narrowest view of luck

The same match, with only the coin flips re-rolled: every shot kept where and how it was taken, its outcome redrawn at its chance (75% of finishing counts as luck), own goals at the league’s rate.

There is no betting line for this match, and no forecast from before kickoff: matches of past seasons are replayed, not forecast.

How 4,000 replays of the 90 minutes ended

Betis win 4%, 8% end level, Athletic win 88%. The line is what actually happened: Athletic by 2.

Show as a table
After 90 minutes in the replaysShare of replays
Betis by 3+0.1%
Betis by 20.8%
Betis by 12.9%
Draw7.9%
Athletic by 112.1%
Athletic by 217.4%
Athletic by 3+58.8%

Where the luck was

FinishingShotsGoalsExpected goalsAbove expected
Betis11 (1 pen)11.30−0.30
Athletic2333.14−0.14

Own goals aren’t shots, so they’re counted on their own. A side above expected finished better than its chances, or met a goalkeeper on a bad day; 75% of the gap counts as luck (why that share).

The big chances, and every goal

MinuteChancexG
7'Iñaki Williams Arthuer scored from a shot0.05
44'Iñaki Williams Arthuer scored from a shot0.42
53'Raúl García Escudero didn’t score from a shot0.41
55'Aritz Aduriz Zubeldia didn’t score from a shot0.57
66'Rubén Castro Martín scored from a penalty0.78
73'Aymeric Laporte didn’t score from a shot0.55
86'Raúl García Escudero scored from a shot0.05

When it happened

Betis’s chance of winning

As low as 0% and as high as 59%. Numbers mark the biggest luck moments, listed below.

Our in-game win probability: the score and the minutes left, with goals for the rest of the match at the league’s rates. A draw counts half, as in the replays. Shaded above the middle while Betis was ahead in it, below while Athletic was.
#WhenWhat happenedWin probability for
1 5' Mikel San José Domínguez didn’t score from a shotFinishing · 27% chance +7% BET
2 7' The game turned hereIñaki Williams Arthuer scored from a shotFinishing · 5% chance +24% ATH
3 27' Aritz Aduriz Zubeldia didn’t score from a shotFinishing · 26% chance +5% BET
4 44' Iñaki Williams Arthuer scored from a shotFinishing · 42% chance +10% ATH
5 66' Rubén Castro Martín scored from a penaltyFinishing · 78% chance +3% BET
6 70' Ricky van Wolfswinkel didn’t score from a shotFinishing · 6% chance +2% ATH
7 73' Aymeric Laporte didn’t score from a shotFinishing · 55% chance +5% BET
8 86' Raúl García Escudero scored from a shotFinishing · 5% chance +3% ATH

Adjust the assumptions

Think finishing is more skill than we do? Change how much of it counts as luck and the coin-flip replay of the 90 minutes reruns in your browser.

Only coin-flips re-rolled

Betis 3% · draw 6% · Athletic 92%

Final margin
Athletic by 2
Luck in goals
0.1 for Athletic
Luck-adjusted margin
Athletic by 1.9
Replay with same day's form
Betis 4% · draw 8% · Athletic 88% unchanged: why
How much of each is luck?

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

What counts
Flip a play

Force the other outcome, in this match and in every replay: a goal becomes a save, a chance goes in.

About these numbers

Expected goals per shot from StatsBomb’s open data; the replays, the in-game win probability and the luck shares are our own models, fitted and tested on every shot of four full league seasons and four tournaments, these matches included (methodology and validation). Athletic win 92% of replays (a draw counted as half).

All matchday 10 matches, 2015-16 · Betis · Athletic

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