The season is now over with Wigan, Rotherham and Sunderland enjoying promotion success.
The Black Cats secured promotion against Wycombe Wanderers at Wembley Stadium in the League One play-off final.
Goals from Elliot Embleton and Ross Stewart were enough to hand Alex Neil’s side a memorable win in London.
That’s after Sunderland defeated Sheffield Wednesday in their semi-final, while Wycombe overcame MK Dons.
But what predictions did ‘data experts’ FiveThirtyEight make at the beginning of the season and how do they compare to the final League One table?
1. 1st - Sheffield Wednesday - Champions
Sheffield Wednesday were predicted to finish first on 91 points. The Owls finished fourth with 85 points and lost in the play-off semi-finals to Sunderland (All predictions provided by data experts FiveThirtyEight) Photo: Jacques Feeney
2. 2nd - Sunderland - Promoted
Sunderland were predicted to finish second in League One on 80 points according to the data experts. The Black Cats finished fifth at the end of the season with 84 points but then defeated Sheffield Wednesday and Wycombe Wanderers in the play-offs to win promotion. Photo: FRANK REID 2020
3. 3rd - Oxford United - Play-offs
Oxford United were predicted to finish third in League One on 78 points according to the data experts. The U's finished eighth at the end of the season with 76 points. Photo: Alex Burstow
4. 4th - Portsmouth - Play-offs
Portsmouth were predicted to finish fourth in League One on 72 points according to the data experts. Pompey finished 10th at the end of the season with 73 points Photo: Jacques Feeney