pollster-ratings/2019/pollster-ratings: 32
| rowid | Pollster | Pollster Rating ID | # of Polls | NCPP / AAPOR / Roper | Live Caller With Cellphones | Methodology | Banned by 538 | Historical Advanced Plus-Minus | Predictive Plus-Minus | 538 Grade | Mean-Reverted Bias | Races Called Correctly | Misses Outside MOE | Simple Average Error | Simple Expected Error | Simple Plus-Minus | Advanced Plus-Minus | Mean-Reverted Advanced Plus Minus | Predictive Plus-Minus | # of Polls for Bias Analysis | Bias | Mean-Reverted Bias.1 | House Effect | Average Distance from Polling Average (ADPA) | Herding Penalty |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32 | Winthrop University | 386 | 1 | yes | yes | Live | no | -4.3 | -0.5 | A/B° | D +0.0 | 100% | 0% | 0.2 | 4.6 | -4.3 | -4.3 | -0.2 | -0.5 | 1 | D +0.2 | D +0.0 | R +0.9 | 3.8 | 0.61 |