pollster-ratings/2020/pollster-ratings: 32
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32 | Siena College | 305 | 53 | yes | partial | Online/Live | no | -0.5 | A- | R +0.7 | 90% | 23% | 4.9 | 5.4 | -0.2 | -0.9 | -0.6 | 49 | R +1.1 | R +1.1 | 4.7 | 0.2 | 10/30/18 |