luckadjusted
Premier League Matchday 5 · 2026-27

Matchday 27 · Premier League 2015-16 · February 28, 2016

Man United 3–2 Arsenal: who deserved to win?

Man United beat Arsenal 3–2, but the replays lean toward Arsenal: 5 wins in 10 to Man United’s 2, 3 end level. Arsenal made the better chances: 1.4 expected goals to 0.5.

Full time

TeamGoalsxG
Manchester United 3 0.45
Arsenal 2 1.43

February 28, 2016 · Old Trafford · Referee: Craig Pawson

Luck index +66 Man United very lucky · −66 Arsenal

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. Man United win 2, 3 end level, Arsenal win 5.

  1. 1 MUN 1 ARS 0
  2. 2 MUN 3 ARS 1
  3. 3 MUN 1 ARS 1
  4. 4 MUN 1 ARS 1
  5. 5 MUN 0 ARS 0
  6. 6 MUN 0 ARS 3
  7. 7 MUN 0 ARS 2
  8. 8 MUN 0 ARS 1
  9. 9 MUN 1 ARS 2
  10. 10 MUN 1 ARS 2

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

Man United win 19%, 31% end level, Arsenal win 50%. The line is what actually happened: Man United by 1.

Show as a table
After 90 minutes in the replaysShare of replays
Man United by 3+0.7%
Man United by 23.8%
Man United by 114.4%
Draw30.6%
Arsenal by 127.9%
Arsenal by 214.7%
Arsenal by 3+7.9%

Where the luck was

FinishingShotsGoalsExpected goalsAbove expected
Man United730.45+2.55
Arsenal1321.43+0.57

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
6'Ignacio Monreal Eraso didn’t score from a shot0.32
28'Marcus Rashford scored from a shot0.05
31'Marcus Rashford scored from a shot0.20
39'Daniel Nii Tackie Mensah Welbeck scored from a shot0.10
64'Ander Herrera Agüera scored from a shot0.05
68'Daniel Nii Tackie Mensah Welbeck didn’t score from a shot0.31
68'Mesut Özil scored from a shot0.13

When it happened

Man United’s chance of winning

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 Man United was ahead in it, below while Arsenal was.
#WhenWhat happenedWin probability for
1 6' Ignacio Monreal Eraso didn’t score from a shotFinishing · 32% chance +8% MUN
2 28' Marcus Rashford scored from a shotFinishing · 5% chance +24% MUN
3 31' Marcus Rashford scored from a shotFinishing · 20% chance +10% MUN
4 39' Daniel Nii Tackie Mensah Welbeck scored from a shotFinishing · 10% chance +11% ARS
5 64' Ander Herrera Agüera scored from a shotFinishing · 5% chance +9% MUN
6 68' Mesut Özil scored from a shotFinishing · 13% chance +7% ARS
7 79' Olivier Giroud didn’t score from a shotFinishing · 8% chance +4% MUN
8 85' Laurent Koscielny didn’t score from a shotFinishing · 9% chance +4% MUN

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

Man United 12% · draw 26% · Arsenal 63%

Final margin
Man United by 1
Luck in goals
1.5 for Man United
Luck-adjusted margin
Arsenal by 0.5
Replay with same day's form
Man United 19% · draw 31% · Arsenal 50% 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). Man United win 34% of replays (a draw counted as half).

All matchday 27 matches, 2015-16 · Man United · Arsenal

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