pollster-ratings/2020/pollster-ratings: 120
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 120 | Valley Research | 368 | 6 | no | yes* | Live* | no | 0.3 | B/C | D +0.2 | 83% | 17% | 4.3 | 4.4 | 0.1 | -1.1 | -0.1 | 6 | D +2.4 | D +1.3 | 2.0 | 0.21 | 10/24/04 |