pollster-ratings/2020/pollster-ratings
Data license: CC Attribution 4.0 License · Data source: fivethirtyeight/data on GitHub · About: simonw/fivethirtyeight-datasette
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| Link | rowid ▼ | Pollster | Pollster Rating ID | # of Polls | NCPP / AAPOR / Roper | Live Caller With Cellphones | Methodology | Banned by 538 | 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 | # of Polls for Bias Analysis | Bias | House Effect | Average Distance from Polling Average (ADPA) | Herding Penalty | latest_poll |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 101 | 101 | University of Massachusetts Amherst | 354 | 11 | no | yes* | Live* | no | 0.3 | B/C | R +0.2 | 100% | 36% | 6.4 | 8.3 | -1.7 | -1.0 | -0.1 | 2 | R +6.1 | R +0.8 | 7.7 | 0.0 | 10/27/00 |
| 102 | 102 | Missouri State University | 212 | 3 | no | yes | Live | no | 0.3 | B/C | D +0.3 | 67% | 0% | 4.4 | 7.5 | -2.9 | -3.1 | -0.2 | 3 | D +4.1 | D +1.2 | 4.1 | 0.26 | 10/24/10 |
| 103 | 103 | Northern Arizona University | 234 | 4 | no | yes* | Live* | no | 0.3 | B/C | R +0.2 | 100% | 25% | 3.6 | 5.6 | -1.9 | -3.2 | -0.2 | 4 | R +3.3 | R +5.1 | 6.0 | 0.19 | 10/23/08 |
| 104 | 104 | Potomac Incorporated | 256 | 8 | no | yes* | Live* | no | 0.3 | B/C | R +0.3 | 88% | 13% | 4.6 | 6.2 | -1.4 | -1.4 | -0.2 | 6 | R +3.1 | D +1.3 | 4.5 | 0.35 | 10/29/06 |
| 105 | 105 | Louisville Courier-Journal | 174 | 9 | no | yes* | Live* | no | 0.3 | B/C | R +0.2 | 78% | 11% | 3.7 | 5.2 | -1.4 | -1.2 | -0.2 | 9 | R +1.4 | R +1.5 | 5.3 | 0.34 | 10/28/07 |
| 106 | 106 | Ethridge & Associates LLC | 89 | 6 | no | yes* | Live* | no | 0.3 | B/C | R +0.1 | 83% | 0% | 2.7 | 5.6 | -2.8 | -3.0 | -0.2 | 6 | R +0.7 | R +3.6 | 3.1 | 1.25 | 10/29/02 |
| 107 | 107 | APC Research | 4 | 2 | no | yes | Live | no | 0.3 | B/C | D +0.2 | 100% | 0% | 2.5 | 5.1 | -2.3 | -3.4 | -0.2 | 2 | D +2.5 | D +0.3 | 0.0 | 10/19/14 | |
| 108 | 108 | Dittman Research | 79 | 6 | no | yes | Live | no | 0.3 | B/C | D +0.5 | 100% | 33% | 5.4 | 5.9 | -0.3 | -0.8 | -0.1 | 5 | D +4.6 | R +1.0 | 9.1 | 0.0 | 10/26/10 |
| 109 | 109 | Franklin & Marshall College | 106 | 21 | yes | partial | Online/Live | no | 0.3 | B/C | D +0.4 | 86% | 29% | 6.4 | 6.5 | 0.1 | 0.8 | 0.3 | 18 | D +1.1 | D +2.1 | 5.7 | 0.03 | 10/25/18 |
| 110 | 110 | SEA Polling & Strategic Design | 302 | 12 | no | yes | Live | no | 0.3 | B/C | D +0.6 | 83% | 0% | 3.0 | 5.4 | -2.2 | -0.6 | -0.2 | 10 | D +2.2 | D +0.2 | 3.5 | 0.53 | 10/19/18 |
| 111 | 111 | Clemson University | 54 | 7 | no | partial | Online/Live | no | 0.3 | B/C | R +0.2 | 100% | 43% | 8.7 | 7.7 | 1.2 | -3.5 | -0.7 | 1 | R +16.7 | R +9.7 | 16.0 | 0.0 | 2/21/20 |
| 112 | 112 | Frederick Polls | 108 | 2 | no | yes | Live | no | 0.3 | B/C | R +0.0 | 75% | 0% | 2.4 | 6.5 | -3.9 | -5.7 | -0.3 | 1 | R +0.6 | D +4.5 | 10.5 | 0.0 | 10/17/12 |
| 113 | 113 | University of New Hampshire | 357 | 112 | yes | yes | Live | no | 0.3 | B- | D +2.8 | 85% | 26% | 5.9 | 6.0 | 0.1 | 0.5 | 0.4 | 99 | D +3.7 | D +3.6 | 5.6 | 0.1 | 2/8/20 |
| 114 | 114 | Market Decisions | 184 | 4 | no | yes | Live | no | 0.3 | B/C | R +0.1 | 100% | 25% | 4.7 | 5.2 | -0.3 | -2.0 | -0.1 | 4 | R +1.0 | R +0.4 | 5.5 | 0.65 | 10/20/08 |
| 115 | 115 | Park Street Strategies | 534 | 1 | no | yes | Live | no | 0.3 | B/C | 100% | 0% | 2.4 | 7.7 | -5.1 | -2.8 | -0.1 | 0 | 4.6 | 0.0 | 1/26/20 | |||
| 116 | 116 | Wiese Research Associates Inc. | 382 | 7 | no | yes | Live | no | 0.3 | B/C | D +0.9 | 100% | 43% | 7.3 | 6.6 | 0.9 | -0.3 | 0.0 | 7 | D +5.4 | D +6.1 | 0.0 | 10/24/12 | |
| 117 | 117 | GBAO | 109 | 6 | no | partial | Online/Live | no | 0.3 | B/C | D +0.0 | 75% | 0% | 3.7 | 6.0 | -2.1 | -2.0 | -0.4 | 6 | D +0.0 | D +1.9 | 0.0 | 10/21/18 | |
| 118 | 118 | University of Wisconsin-Milwaukee | 366 | 4 | no | yes* | Live* | no | 0.3 | B/C | R +0.2 | 100% | 25% | 4.4 | 6.1 | -1.5 | -1.6 | -0.1 | 4 | R +3.5 | R +1.2 | 3.9 | 0.0 | 10/21/08 |
| 119 | 119 | RBI Strategies & Research | 271 | 2 | no | yes | Live | no | 0.3 | B/C | R +0.0 | 100% | 0% | 0.7 | 5.6 | -4.8 | -6.9 | -0.4 | 1 | R +0.7 | D +3.5 | 5.1 | 0.17 | 10/25/10 |
| 120 | 120 | Valley Research | 368 | 6 | no | yes* | Live* | no | 0.3 | B/C | D +0.2 | 83% | 17% | 4.3 | 4.4 | 0.1 | -1.1 | -0.1 | 6 | D +2.4 | D +1.3 | 2.0 | 0.21 | 10/24/04 |
| 121 | 121 | Research Co. | 449 | 21 | no | no | Online | no | 0.3 | B- | R +0.5 | 88% | 14% | 4.1 | 5.9 | -1.7 | -1.9 | -1.0 | 20 | R +1.1 | D +0.8 | 3.9 | 1.05 | 11/2/18 |
| 122 | 122 | MSR Group | 178 | 3 | no | yes* | Live* | no | 0.3 | B/C | D +0.2 | 100% | 0% | 3.5 | 6.8 | -3.1 | -3.9 | -0.2 | 3 | D +3.5 | D +1.3 | 0.0 | 10/19/04 | |
| 123 | 123 | Richard Day Research Inc. | 287 | 11 | no | yes* | Live* | no | 0.3 | B/C | R +0.4 | 100% | 36% | 5.5 | 5.3 | 0.4 | -0.3 | 0.0 | 11 | R +2.9 | R +0.7 | 5.5 | 0.0 | 10/21/06 |
| 124 | 124 | Lake Research Partners | 165 | 10 | no | partial | IVR/Online/Live | no | 0.3 | B/C | D +0.6 | 80% | 20% | 3.9 | 6.1 | -1.9 | -2.2 | -0.5 | 10 | D +2.4 | D +3.4 | 5.8 | 0.06 | 4/15/18 |
| 125 | 125 | Southern Media & Opinion Research | 310 | 7 | no | yes | Live | no | 0.3 | B/C | R +0.1 | 100% | 14% | 5.6 | 5.3 | 0.5 | -0.2 | 0.0 | 7 | R +0.7 | R +1.6 | 0.0 | 11/29/16 | |
| 126 | 126 | Mason Strategies | 464 | 1 | no | yes | Live | no | 0.3 | B/C | D +0.1 | 100% | 0% | 1.9 | 5.7 | -3.6 | -4.8 | -0.2 | 1 | D +1.9 | R +4.1 | 0.0 | 10/18/18 | |
| 127 | 127 | Research 2000 | 281 | 280 | no | yes* | Live* | yes | 0.3 | F | D +1.3 | 88% | 21% | 5.5 | 5.8 | -0.2 | -0.1 | -0.1 | 248 | D +1.5 | D +1.2 | 4.6 | 0.24 | 1/16/10 |
| 128 | 128 | Public Opinion Strategies/Hamilton Campaigns (Texas Credit Union League) | 261 | 2 | no | yes* | Live* | no | 0.3 | B/C | 100% | 50% | 6.9 | 9.4 | -2.4 | -2.3 | -0.1 | 0 | 0.0 | 2/12/08 | ||||
| 129 | 129 | Personal Marketing Research | 252 | 3 | no | yes* | Live* | no | 0.3 | B/C | 67% | 33% | 5.4 | 8.3 | -2.7 | -2.6 | -0.1 | 0 | 6.1 | 0.03 | 1/6/04 | |||
| 130 | 130 | High Point University | 139 | 3 | yes | partial | Online/Live | no | 0.3 | B/C | D +0.0 | 67% | 33% | 11.5 | 6.3 | 5.4 | 3.1 | 0.4 | 2 | D +0.1 | D +1.8 | 6.0 | 0.0 | 2/25/20 |
| 131 | 131 | Targeted Persuasion | 579 | 1 | no | yes | Live | no | 0.4 | B/C | 100% | 0% | 0.9 | 8.3 | -7.2 | -6.4 | -0.3 | 0 | 0.0 | 5/24/16 | ||||
| 132 | 132 | University of Houston | 351 | 1 | no | yes | Live | no | 0.4 | B/C | 100% | 0% | 2.0 | 8.5 | -6.3 | -6.3 | -0.3 | 0 | 0.0 | 2/17/16 | ||||
| 133 | 133 | Market Solutions Group | 188 | 4 | no | yes* | Live* | no | 0.4 | B/C | R +0.0 | 100% | 25% | 4.4 | 6.6 | -2.0 | -1.4 | -0.1 | 2 | R +0.1 | D +1.5 | 4.4 | 0.45 | 10/19/04 |
| 134 | 134 | Moore Information | 217 | 9 | no | yes | Live | no | 0.4 | B/C | R +0.7 | 67% | 11% | 6.5 | 6.5 | 0.2 | -0.2 | 0.0 | 9 | R +4.1 | R +5.0 | 5.3 | 0.22 | 10/27/14 |
| 135 | 135 | Merrill Poll | 206 | 2 | no | yes | Live | no | 0.4 | B/C | 100% | 50% | 8.7 | 9.1 | -0.2 | -0.7 | -0.1 | 0 | 0.0 | 3/9/16 | ||||
| 136 | 136 | Richmond Times-Dispatch | 288 | 4 | no | yes | Live | no | 0.4 | B/C | D +0.2 | 100% | 0% | 3.3 | 4.9 | -1.3 | -1.3 | -0.1 | 4 | D +2.9 | D +2.4 | 5.0 | 0.17 | 10/23/04 |
| 137 | 137 | Mercyhurst University | 422 | 1 | no | yes | Live | no | 0.4 | B/C | R +0.0 | 100% | 0% | 0.7 | 5.7 | -4.8 | -5.4 | -0.2 | 1 | R +0.7 | 0.0 | 10/18/14 | ||
| 138 | 138 | Odney | 524 | 1 | no | yes | Live | no | 0.4 | B/C | D +0.1 | 100% | 0% | 2.1 | 6.3 | -4.1 | -4.8 | -0.2 | 1 | D +2.1 | R +8.0 | 8.0 | 0.0 | 10/22/14 |
| 139 | 139 | University of Tennessee | 362 | 2 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 0% | 2.7 | 5.1 | -2.2 | -5.7 | -0.2 | 2 | R +2.7 | R +5.4 | 0.0 | 10/14/04 | |
| 140 | 140 | Fabrizio, Lee & Associates | 90 | 3 | no | yes | Live | no | 0.4 | B/C | D +0.2 | 33% | 33% | 5.7 | 6.1 | -0.2 | -0.3 | 0.0 | 3 | D +2.1 | R +4.5 | 0.0 | 10/17/18 | |
| 141 | 141 | Frank N. Magid Associates Inc. | 105 | 4 | no | yes* | Live* | no | 0.4 | B/C | D +0.3 | 100% | 25% | 4.7 | 5.7 | -0.8 | -1.7 | -0.1 | 4 | D +4.7 | R +0.9 | 4.0 | 0.8 | 10/24/02 |
| 142 | 142 | Winston Group | 385 | 3 | no | yes* | Live* | no | 0.4 | B/C | D +0.2 | 67% | 33% | 4.2 | 5.3 | -0.9 | -1.5 | -0.1 | 3 | D +3.8 | R +2.2 | 2.0 | 0.7 | 10/23/08 |
| 143 | 143 | Gotham Research Group | 576 | 1 | no | yes | Live | no | 0.4 | B/C | R +0.2 | 100% | 0% | 5.8 | 6.4 | -0.5 | -2.8 | -0.1 | 1 | R +5.8 | D +2.0 | 6.0 | 0.75 | 10/23/12 |
| 144 | 144 | Strategic Services | 319 | 2 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 50% | 0% | 4.2 | 5.7 | -1.3 | -1.7 | -0.1 | 2 | D +4.2 | D +3.4 | 0.0 | 10/23/06 | |
| 145 | 145 | RMS Research | 273 | 2 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 0% | 2.3 | 5.9 | -3.4 | -3.7 | -0.1 | 2 | R +2.3 | R +5.8 | 4.0 | 0.35 | 10/22/02 |
| 146 | 146 | Knowledge Networks | 164 | 3 | yes | no | Online | no | 0.4 | B/C | D +0.2 | 100% | 33% | 4.2 | 4.5 | -0.1 | -0.9 | 0.0 | 3 | D +4.0 | D +0.6 | 3.1 | 0.16 | 10/22/08 |
| 147 | 147 | Lincoln Institute | 170 | 2 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 75% | 0% | 4.1 | 5.1 | -0.8 | -2.5 | -0.1 | 2 | R +4.1 | D +2.7 | 0.0 | 10/17/00 | |
| 148 | 148 | Midwest Survey and Research | 209 | 3 | no | yes* | Live* | no | 0.4 | B/C | R +0.0 | 100% | 33% | 7.3 | 5.8 | 1.7 | -1.0 | 0.0 | 3 | R +1.1 | 0.0 | 10/26/02 | ||
| 149 | 149 | QEV Analytics | 266 | 1 | no | yes | Live | no | 0.4 | B/C | 100% | 0% | 2.0 | 6.5 | -4.3 | -6.3 | -0.2 | 0 | 0.0 | 11/2/09 | ||||
| 150 | 150 | Baruch College | 22 | 2 | no | yes | Live | no | 0.4 | B/C | 100% | 0% | 5.7 | 8.7 | -2.9 | -0.3 | 0.0 | 0 | 9.2 | 0.0 | 4/8/16 | |||
| 151 | 151 | Neighborhood Research and Media | 227 | 2 | no | yes | Live | no | 0.4 | B/C | R +0.1 | 50% | 50% | 6.8 | 7.3 | -0.4 | -0.2 | 0.0 | 1 | R +3.4 | R +7.2 | 8.4 | 0.0 | 1/16/20 |
| 152 | 152 | Florida International University/Univision | 98 | 1 | no | yes | Live | no | 0.4 | B/C | D +0.0 | 100% | 0% | 1.8 | 6.3 | -4.3 | -6.1 | -0.1 | 1 | D +1.8 | R +13.0 | 0.0 | 10/16/08 | |
| 153 | 153 | GfK Group | 115 | 21 | yes | no | Online | no | 0.4 | B/C | D +0.2 | 88% | 19% | 3.9 | 5.0 | -0.9 | 0.1 | 0.0 | 21 | D +0.6 | D +1.3 | 4.6 | 0.22 | 10/22/16 |
| 154 | 154 | Dan Jones & Associates | 70 | 38 | no | partial | Online/Live | no | 0.4 | B- | D +1.0 | 95% | 21% | 6.9 | 6.3 | 0.9 | -0.2 | -0.1 | 31 | D +2.1 | R +2.7 | 9.8 | 0.0 | 10/24/16 |
| 155 | 155 | Centre College | 47 | 1 | no | yes | Live | no | 0.4 | B/C | D +0.2 | 100% | 0% | 3.9 | 5.4 | -1.3 | -1.1 | 0.0 | 1 | D +3.9 | D +2.3 | 4.8 | 0.35 | 10/21/16 |
| 156 | 156 | Blumenthal Research Daily | 447 | 2 | no | yes | Live | yes | 0.4 | F | R +0.2 | 100% | 0% | 2.5 | 5.3 | -2.6 | -1.7 | -0.1 | 2 | R +1.8 | R +3.1 | 1.0 | 1.58 | 4/14/18 |
| 157 | 157 | New Mexico State University | 230 | 1 | no | yes* | Live* | no | 0.4 | B/C | 0% | 0% | 7.1 | 8.6 | -1.3 | -1.7 | 0.0 | 0 | 0.0 | 1/27/08 | ||||
| 158 | 158 | Aspen Media & Market Research | 17 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 0% | 3.5 | 5.7 | -2.1 | -2.6 | -0.1 | 1 | R +3.5 | 0.0 | 10/22/06 | ||
| 159 | 159 | Voter/Consumer Research | 371 | 6 | no | yes | Live | no | 0.4 | B/C | R +0.0 | 100% | 50% | 5.2 | 5.7 | -0.3 | -1.1 | -0.1 | 6 | R +0.0 | R +3.0 | 2.5 | 1.19 | 10/19/14 |
| 160 | 160 | Jim Meader (KELOLAND-TV) | 159 | 4 | no | yes* | Live* | no | 0.4 | B/C | D +0.3 | 100% | 25% | 4.6 | 5.5 | -0.7 | -0.4 | 0.0 | 4 | D +4.6 | D +4.4 | 0.0 | 10/21/02 | |
| 161 | 161 | Garin-Hart-Yang Research Group | 113 | 24 | no | partial | Online/Live | no | 0.4 | B/C | D +1.3 | 85% | 33% | 5.5 | 5.7 | 0.0 | -0.5 | -0.2 | 24 | D +3.2 | D +4.7 | 4.9 | 0.09 | 10/18/16 |
| 162 | 162 | Manhattanville College | 181 | 3 | no | yes* | Live* | no | 0.4 | B/C | R +0.2 | 100% | 33% | 6.5 | 6.7 | 0.0 | -0.9 | 0.0 | 2 | R +8.2 | D +0.2 | 7.2 | 0.0 | 2/22/00 |
| 163 | 163 | Canisius College | 43 | 1 | no | yes* | Live* | no | 0.4 | B/C | 100% | 0% | 0.1 | 8.6 | -8.3 | -5.7 | -0.1 | 0 | 0.0 | 2/19/04 | ||||
| 164 | 164 | Central Surveys Inc. | 46 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.0 | 0% | 0% | 1.7 | 5.7 | -3.8 | -3.5 | -0.1 | 1 | D +1.7 | D +2.3 | 0.0 | 10/17/04 | |
| 165 | 165 | Scripps Howard | 303 | 5 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 40% | 4.8 | 4.4 | 0.6 | -0.6 | 0.0 | 5 | R +2.2 | R +2.7 | 2.8 | 0.46 | 10/18/02 |
| 166 | 166 | Cooper & Secrest | 60 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.0 | 0% | 0% | 2.6 | 5.8 | -3.0 | -3.3 | 0.0 | 1 | R +2.6 | 0.0 | 10/15/02 | ||
| 167 | 167 | Red Sea Communications | 278 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 0% | 4.4 | 7.1 | -2.5 | -3.0 | 0.0 | 1 | R +4.4 | 0.0 | 10/24/02 | ||
| 168 | 168 | Thirty-Ninth Street Strategies | 460 | 1 | no | yes | Live | no | 0.4 | B/C | R +0.1 | 0% | 0% | 2.0 | 6.8 | -4.5 | -2.8 | -0.1 | 1 | R +2.0 | R +2.4 | 3.0 | 2.58 | 10/21/18 |
| 169 | 169 | Dynamic Marketing Inc. | 83 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.0 | 100% | 0% | 3.0 | 6.2 | -3.0 | -4.6 | -0.1 | 1 | D +3.0 | R +7.5 | 0.0 | 10/22/00 | |
| 170 | 170 | Vox Populi Communications | 529 | 1 | no | yes* | Live* | no | 0.4 | B/C | 100% | 0% | 3.5 | 8.6 | -4.9 | -3.0 | 0.0 | 0 | 6.0 | 0.0 | 2/15/00 | |||
| 171 | 171 | Diversified Research Inc | 80 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.1 | 100% | 0% | 5.0 | 7.0 | -1.8 | -2.2 | 0.0 | 1 | R +5.0 | 0.0 | 10/19/00 | ||
| 172 | 172 | Global Strategy Group/National Research (Philadelphia Inquirer) | 119 | 4 | no | yes | Live | no | 0.4 | B/C | R +0.3 | 100% | 25% | 3.0 | 5.3 | -2.1 | -1.7 | -0.2 | 4 | R +2.7 | D +0.1 | 2.3 | 1.93 | 10/24/12 |
| 173 | 173 | Lauer Lalley Victoria Inc. | 168 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.0 | 100% | 0% | 1.7 | 6.6 | -4.7 | -4.1 | 0.0 | 1 | R +1.7 | D +4.0 | 0.0 | 10/18/98 | |
| 174 | 174 | Overtime Politics | 247 | 12 | no | yes | Live | yes | 0.4 | F | 67% | 42% | 9.8 | 8.9 | 1.1 | 0.4 | 0.1 | 0 | 6.9 | 0.0 | 2/22/16 | |||
| 175 | 175 | Becker Institute | 26 | 3 | no | yes* | Live* | no | 0.4 | B/C | D +0.3 | 67% | 67% | 6.9 | 6.4 | 0.7 | -0.2 | 0.0 | 3 | D +6.9 | D +0.8 | 11.5 | 0.0 | 10/23/02 |
| 176 | 176 | Ohio State University | 236 | 1 | no | yes* | Live* | no | 0.4 | B/C | R +0.0 | 100% | 0% | 3.7 | 5.1 | -1.3 | -1.5 | 0.0 | 1 | R +3.7 | R +5.8 | 0.0 | 10/18/00 | |
| 177 | 177 | Opinion Savvy/InsiderAdvantage | 243 | 119 | yes | no | IVR/Online | no | 0.4 | B- | D +1.1 | 70% | 41% | 7.2 | 7.2 | 0.2 | 0.3 | 0.2 | 42 | D +1.8 | D +0.3 | 5.9 | 0.0 | 10/29/18 |
| 178 | 178 | Morningside College | 536 | 1 | no | yes | Live | no | 0.4 | B/C | 0% | 0% | 6.4 | 8.5 | -1.9 | -1.3 | -0.1 | 0 | 2.3 | 1.37 | 1/20/20 | |||
| 179 | 179 | Dartmouth College | 72 | 3 | no | yes | Live | no | 0.4 | B/C | 100% | 67% | 9.3 | 9.0 | 0.5 | 0.0 | 0.0 | 0 | 0.0 | 1/26/00 | ||||
| 180 | 180 | Market Trends Pacific | 190 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 50% | 0% | 4.5 | 5.5 | -0.8 | -0.6 | 0.0 | 1 | D +4.5 | D +2.5 | 0.0 | 10/21/02 | |
| 181 | 181 | Basswood Research | 24 | 2 | no | yes | Live | no | 0.4 | B/C | R +0.2 | 100% | 100% | 10.7 | 7.7 | 3.2 | 0.2 | 0.0 | 1 | R +13.0 | 0.0 | 3/20/16 | ||
| 182 | 182 | Wick Communications | 381 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 100% | 0% | 2.8 | 6.3 | -3.2 | -1.4 | 0.0 | 1 | D +2.8 | D +4.0 | 5.0 | 1.19 | 10/27/06 |
| 183 | 183 | Bendixen & Amandi International | 29 | 2 | no | yes | Live | no | 0.4 | B/C | D +0.1 | 100% | 0% | 3.0 | 4.8 | -1.7 | 0.3 | 0.0 | 2 | D +1.6 | D +3.2 | 0.0 | 10/22/16 | |
| 184 | 184 | NRECA Market Research | 223 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 100% | 0% | 6.3 | 5.5 | 0.9 | -0.6 | 0.0 | 1 | D +6.3 | 0.0 | 10/20/98 | ||
| 185 | 185 | Associated Industries of Florida | 18 | 2 | no | yes | Live | no | 0.4 | B/C | D +0.3 | 50% | 0% | 3.4 | 4.5 | -0.9 | 0.3 | 0.0 | 2 | D +3.4 | D +1.0 | 0.0 | 10/19/16 | |
| 186 | 186 | University of North Carolina | 359 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.0 | 100% | 0% | 1.6 | 5.4 | -3.6 | -3.2 | 0.0 | 1 | D +1.6 | R +1.6 | 1.0 | 2.97 | 10/28/02 |
| 187 | 187 | University of Denver | 348 | 2 | no | yes | Live | no | 0.4 | B/C | R +0.1 | 100% | 0% | 3.4 | 5.2 | -1.7 | -0.1 | 0.0 | 2 | R +1.0 | R +1.1 | 4.5 | 0.44 | 10/30/16 |
| 188 | 188 | Analytical Group | 11 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 100% | 0% | 4.0 | 5.3 | -1.1 | -0.8 | 0.0 | 1 | D +4.0 | D +3.0 | 3.7 | 0.86 | 10/26/02 |
| 189 | 189 | ASA Marketing Group | 5 | 1 | no | yes* | Live* | no | 0.4 | B/C | D +0.1 | 100% | 0% | 5.5 | 4.5 | 1.2 | 0.1 | 0.0 | 1 | D +5.5 | 0.0 | 10/28/06 | ||
| 190 | 190 | Belden Russonello | 28 | 2 | no | yes | Live | no | 0.4 | B/C | D +0.1 | 100% | 50% | 4.7 | 5.3 | -0.3 | 0.4 | 0.0 | 2 | D +3.3 | D +5.4 | 0.0 | 10/18/04 | |
| 191 | 191 | Feldman Group | 93 | 2 | no | yes | Live | no | 0.4 | B/C | D +0.2 | 50% | 50% | 6.7 | 5.4 | 1.4 | -0.4 | 0.0 | 2 | D +4.1 | D +2.8 | 1.5 | 0.84 | 10/29/12 |
| 192 | 192 | Meeting Street Research | 204 | 1 | no | yes | Live | no | 0.5 | B/C | D +0.1 | 100% | 0% | 2.6 | 5.1 | -2.2 | -0.9 | 0.0 | 1 | D +2.6 | D +5.3 | 3.0 | 1.39 | 4/4/17 |
| 193 | 193 | University of Nevada Las Vegas | 356 | 1 | no | yes | Live | no | 0.5 | B/C | 100% | 100% | 8.9 | 8.6 | 0.5 | 0.5 | 0.0 | 0 | 0.0 | 1/29/12 | ||||
| 194 | 194 | Cromer Group | 65 | 1 | no | yes* | Live* | no | 0.5 | B/C | R +0.1 | 100% | 0% | 3.9 | 5.3 | -1.2 | 0.6 | 0.0 | 1 | R +3.9 | R +3.8 | 0.0 | 10/19/06 | |
| 195 | 195 | West Virginia Research Center | 378 | 2 | no | yes* | Live* | no | 0.5 | B/C | D +0.2 | 50% | 50% | 6.4 | 5.4 | 1.2 | 0.6 | 0.0 | 2 | D +6.4 | D +3.8 | 5.3 | 0.02 | 10/25/00 |
| 196 | 196 | Rhode Island College | 285 | 5 | no | yes* | Live* | no | 0.5 | B/C | R +0.1 | 100% | 20% | 6.1 | 6.1 | 0.2 | -0.1 | 0.0 | 4 | R +1.5 | R +0.8 | 3.9 | 0.68 | 10/24/10 |
| 197 | 197 | Braun Research | 33 | 6 | no | yes | Live | no | 0.5 | B/C | D +1.2 | 100% | 50% | 6.6 | 5.1 | 1.6 | 0.4 | 0.1 | 6 | D +6.6 | D +2.8 | 2.5 | 0.17 | 10/21/16 |
| 198 | 198 | Zimmerman & Associates/Marketing Intelligence | 394 | 3 | no | yes* | Live* | no | 0.5 | B/C | D +0.2 | 100% | 0% | 4.7 | 6.0 | -1.1 | 0.0 | 0.0 | 3 | D +3.2 | D +0.7 | 2.2 | 0.72 | 10/18/08 |
| 199 | 199 | Virginia Commonwealth University | 370 | 5 | no | yes | Live | no | 0.5 | B/C | R +0.2 | 100% | 20% | 4.9 | 5.1 | 0.0 | 0.5 | 0.0 | 5 | R +1.9 | R +1.8 | 5.3 | 0.13 | 10/23/09 |
| 200 | 200 | DFM Research | 69 | 10 | no | yes | Live | no | 0.5 | B/C | D +1.5 | 75% | 40% | 6.4 | 5.9 | 0.7 | 0.1 | 0.0 | 10 | D +5.4 | D +3.8 | 2.5 | 0.47 | 10/25/18 |
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CREATE TABLE "pollster-ratings/2020/pollster-ratings" ( "Pollster" TEXT, "Pollster Rating ID" INTEGER, "# of Polls" INTEGER, "NCPP / AAPOR / Roper" TEXT, "Live Caller With Cellphones" TEXT, "Methodology" TEXT, "Banned by 538" TEXT, "Predictive Plus-Minus" REAL, "538 Grade" TEXT, "Mean-Reverted Bias" TEXT, "Races Called Correctly" TEXT, "Misses Outside MOE" TEXT, "Simple Average Error" REAL, "Simple Expected Error" REAL, "Simple Plus-Minus" REAL, "Advanced Plus-Minus" REAL, "Mean-Reverted Advanced Plus Minus" REAL, "# of Polls for Bias Analysis" INTEGER, "Bias" TEXT, "House Effect" TEXT, "Average Distance from Polling Average (ADPA)" REAL, "Herding Penalty" REAL, "latest_poll" TEXT );