luckadjusted
Premier League Matchday 5 · 2026-27

Matchday 37 · Premier League 2015-16 · May 7, 2016

Sunderland 3–2 Chelsea: who deserved to win?

Sunderland beat Chelsea 3–2, but the replays lean toward Chelsea: 4 wins in 10 to Sunderland’s 3, 3 end level. The chances were close to even (1.0 expected goals to 1.2).

Full time

TeamGoalsxG
Sunderland 3 0.97
Chelsea 2 1.16

May 7, 2016 · Stadium of Light · Referee: Mike Jones

Luck index +60 Sunderland very lucky · −60 Chelsea

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. Sunderland win 3, 3 end level, Chelsea win 4.

  1. 1 SUN 1 CHE 0
  2. 2 SUN 2 CHE 1
  3. 3 SUN 2 CHE 0
  4. 4 SUN 1 CHE 1
  5. 5 SUN 0 CHE 0
  6. 6 SUN 1 CHE 1
  7. 7 SUN 0 CHE 3
  8. 8 SUN 0 CHE 2
  9. 9 SUN 0 CHE 1
  10. 10 SUN 0 CHE 1

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

Sunderland win 26%, 28% end level, Chelsea win 46%. The line is what actually happened: Sunderland by 1.

Show as a table
After 90 minutes in the replaysShare of replays
Sunderland by 3+2.0%
Sunderland by 26.4%
Sunderland by 117.4%
Draw27.8%
Chelsea by 124.3%
Chelsea by 214.1%
Chelsea by 3+8.1%

Where the luck was

FinishingShotsGoalsExpected goalsAbove expected
Sunderland1430.97+2.03
Chelsea921.16+0.84

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
13'Diego da Silva Costa scored from a shot0.04
25'DeAndre Yedlin didn’t score from a shot0.33
40'Wahbi Khazri scored from a shot0.02
47'Nemanja Matić scored from a shot0.38
66'Fabio Borini scored from a shot0.06
69'Jermain Defoe scored from a shot0.14

When it happened

Sunderland’s chance of winning

As low as 15% and as high as 100%. 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 Sunderland was ahead in it, below while Chelsea was.
#WhenWhat happenedWin probability for
1 13' Diego da Silva Costa scored from a shotFinishing · 4% chance +25% CHE
2 25' DeAndre Yedlin didn’t score from a shotFinishing · 33% chance +9% CHE
3 40' Wahbi Khazri scored from a shotFinishing · 2% chance +31% SUN
4 47' Nemanja Matić scored from a shotFinishing · 38% chance +20% CHE
5 50' Jan Kirchhoff didn’t score from a shotFinishing · 11% chance +4% CHE
6 66' The game turned hereFabio Borini scored from a shotFinishing · 6% chance +36% SUN
7 69' Jermain Defoe scored from a shotFinishing · 14% chance +32% SUN
8 89' Francesc Fàbregas i Soler didn’t score from a free kickFinishing · 8% chance +4% SUN

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

Sunderland 30% · draw 29% · Chelsea 41%

Final margin
Sunderland by 1
Luck in goals
0.9 for Sunderland
Luck-adjusted margin
Sunderland by 0.1
Replay with same day's form
Sunderland 26% · draw 28% · Chelsea 46% 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). Sunderland win 40% of replays (a draw counted as half).

All matchday 37 matches, 2015-16 · Sunderland · Chelsea

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