pollster-ratings/2018/pollster-ratings: 88
| rowid | Pollster | # of Polls | NCPP / AAPOR / Roper | Exclusively 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 88 | Mellman Group | 21 | no | yes | Live | no | -0.1 | 0.1 | B | D +1.6 | 79% | 14% | 4.9 | 5.1 | -0.2 | -0.1 | -0.1 | 0.1 | 21 | D +4.0 | D +1.6 | D +5.4 |