pollster-ratings/2018/pollster-ratings: 22
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 22 | University of Arkansas | 6 | yes | yes | Live | no | -3.1 | -0.5 | A- | D +0.6 | 100% | 0% | 3.8 | 5.3 | -1.6 | -3.1 | -0.5 | -0.5 | 6 | D +3.8 | D +0.6 | R +3.9 |