Actual result
D+16.0
Final polls said
D+8.0
1 late poll · ✓
Model predicted
D+7.9
✓
Winner
Dem
"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. The model's prediction is walk-forward (trained only on earlier races).
Final rankings
How everyone who called this race did, ranked — VotePredictor shown inline (★).
Pollsters — each pollster's final poll vs the result
| # | Pollster | Final call | Miss | Called |
|---|---|---|---|---|
| 1 | SurveyUSA | D+8.0 | 8.0 | ✓ |
| 2 | VotePredictor | D+7.9 | 8.2 | ✓ |
Forecasters — pre-election win probability, scored by Brier
| # | Forecaster | Win prob | Brier | Called |
|---|---|---|---|---|
| 1 | Cook Political | Dem 99% | 0.000 | ✓ |
| 2 | The Economist | Dem 99% | 0.000 | ✓ |
| 3 | FiveThirtyEight | Dem 99% | 0.000 | ✓ |
| 4 | Sabato's Crystal Ball | Dem 99% | 0.000 | ✓ |
| 5 | VotePredictor | Dem 94% | 0.004 | ✓ |
| 6 | DDHQ/Decision Desk | Dem 92% | 0.006 | ✓ |
Polls (1)
| Pollster | Date | n | Poll | Miss |
|---|---|---|---|---|
| SurveyUSA | 2018-10-04 | 535 | D+8.0 | 8 |