luckadjusted

2021 NFL season · January 2, 2022–January 3

Week 17 2021: who deserved to win

3 of 16 winners were outplayed on the day. The biggest heist: the Bengals beat the Chiefs 34–31 in a game they win 15% of the time when it’s replayed with the way both teams played.

Week 17 2021 upsets

Games the betting underdog won, biggest upset first, and whether the way both teams played backs it up. 1 of 4 were deserved: the underdog wins 60% or more of the replays with the same day’s form.

WinnerGameBefore kickoffReplay with same day’s formVerdict
Raiders 23–20 @ Colts 26% 49% Coin flip
Cardinals 25–22 @ Cowboys 32% 75% Deserved
Bengals 34–31 vs Chiefs 40% 15% Lucky
Steelers 26–14 vs Browns 47% 38% Lucky

Week 17 luck ranking

Every team’s luck index this week: 100 × (the result − how often they win the replay). A loss in a game a team wins 9 times in 10 scores −90.