pollster-ratings/2018/pollster-ratings: 5
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | Elway Research | 21 | yes | yes | Live | no | -2.2 | -1.1 | A+ | D +0.5 | 90% | 5% | 3.9 | 5.9 | -1.9 | -2.2 | -0.9 | -1.1 | 20 | D +1.2 | D +0.5 | D +3.2 |