pollster-ratings/2019/pollster-ratings: 20
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | University of Massachusetts Lowell | 355 | 17 | yes | partial | Online/Live | no | -1.3 | -0.6 | A/B° | R +0.2 | 88% | 24% | 4.5 | 6.7 | -2.0 | -1.3 | -0.6 | -0.6 | 9 | R +0.8 | R +0.2 | R +0.6 | 6.0 | 0.0 |