pollster-ratings/2018/pollster-ratings: 20
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | Blum & Weprin Associates | 18 | no | yes | Live | no | -2.6 | -0.6 | A- | R +1.0 | 94% | 11% | 4.6 | 5.2 | -0.6 | -2.6 | -1.0 | -0.6 | 16 | R +3.0 | R +1.0 | D +1.2 |