pollster-ratings/2020/pollster-ratings: 21
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21 | IBD/TIPP | 144 | 27 | yes | partial | Online/Live | no | -0.6 | A/B | R +0.8 | 78% | 4% | 2.2 | 4.1 | -1.6 | -1.6 | -0.7 | 27 | R +1.9 | R +1.6 | 3.4 | 0.25 | 10/30/18 |