pollster-ratings/2020/pollster-ratings: 49
| rowid | Pollster | Pollster Rating ID | # of Polls | NCPP / AAPOR / Roper | Live Caller With Cellphones | Methodology | Banned by 538 | 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 | # of Polls for Bias Analysis | Bias | House Effect | Average Distance from Polling Average (ADPA) | Herding Penalty | latest_poll |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49 | Market Shares Corp. | 187 | 25 | yes | yes | Live | no | -0.3 | A/B | R +1.1 | 84% | 28% | 5.8 | 5.5 | 0.5 | -0.1 | 0.0 | 22 | R +4.1 | R +1.9 | 4.6 | 0.36 | 10/22/12 |