pollster-ratings/2020/pollster-ratings
Data license: CC Attribution 4.0 License · Data source: fivethirtyeight/data on GitHub · About: simonw/fivethirtyeight-datasette
453 rows sorted by Advanced Plus-Minus
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Suggested facets: NCPP / AAPOR / Roper, Live Caller With Cellphones, Methodology, Banned by 538, 538 Grade
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
302 | 302 | Starboard Communications | 316 | 2 | no | partial | IVR/Live/Text | no | 0.8 | B/C | D +0.1 | 100% | 0% | 1.7 | 6.1 | -4.2 | -8.5 | -0.8 | 1 | D +3.3 | R +7.3 | 19.5 | 0.0 | 2/26/20 |
23 | 23 | Michigan State University | 463 | 2 | yes | yes | Live | no | -0.6 | A/B | R +0.0 | 100% | 0% | 1.0 | 9.6 | -8.4 | -7.7 | -0.7 | 2 | R +0.5 | R +1.5 | 0.0 | 10/18/18 | |
355 | 355 | Strategic National | 318 | 2 | no | no | IVR | no | 1.1 | B/C | D +0.1 | 25% | 0% | 0.7 | 5.1 | -4.2 | -7.2 | -0.6 | 2 | D +0.7 | R +4.8 | 5.4 | 0.03 | 11/3/16 |
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 |
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 | ||||
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 | ||||
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 | |
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 |
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 | |
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 | ||||
341 | 341 | Praecones Analytica | 257 | 3 | no | no | IVR/Online | no | 1.0 | B/C | R +0.2 | 33% | 0% | 1.8 | 6.4 | -4.4 | -5.6 | -0.6 | 3 | R +1.8 | R +5.2 | 4.9 | 0.76 | 10/27/16 |
34 | 34 | Market Strategies International | 189 | 1 | yes | yes* | Live* | no | -0.5 | A/B | R +0.0 | 100% | 0% | 1.1 | 6.3 | -5.0 | -5.4 | -0.1 | 1 | R +1.1 | R +4.6 | 3.6 | 1.27 | 10/28/02 |
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 | ||
33 | 33 | Louis Harris & Associates | 173 | 2 | yes | yes* | Live* | no | -0.5 | A/B | D +0.0 | 100% | 0% | 0.9 | 5.0 | -3.9 | -5.2 | -0.1 | 2 | D +0.9 | D +5.4 | 5.5 | 0.0 | 10/31/98 |
372 | 372 | RMG Research | 555 | 1 | no | no | IVR/Online | no | 1.2 | B/C | 100% | 0% | 4.3 | 8.1 | -3.6 | -5.1 | -0.3 | 0 | 0.0 | 2/24/20 | ||||
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 | |
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 |
31 | 31 | Indiana University | 149 | 2 | yes | yes | Live | no | -0.5 | A/B | D +0.0 | 100% | 0% | 0.9 | 6.1 | -5.0 | -4.7 | -0.1 | 2 | D +0.9 | D +4.1 | 0.0 | 10/18/04 | |
95 | 95 | Victory Research | 437 | 2 | no | yes | Live | no | 0.2 | B/C | D +0.0 | 100% | 0% | 2.0 | 5.9 | -3.7 | -4.6 | -0.4 | 1 | D +0.3 | 0.0 | 3/8/20 | ||
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 | |
335 | 335 | Ogden & Fry | 425 | 3 | no | no | IVR | no | 1.0 | B/C | R +0.0 | 100% | 0% | 2.5 | 5.8 | -3.0 | -4.4 | -0.5 | 2 | R +0.2 | R +6.0 | 6.0 | 0.0 | 3/8/20 |
368 | 368 | M4 Strategies | 177 | 2 | no | no | Online | no | 1.1 | B/C | R +0.2 | 100% | 50% | 3.1 | 3.2 | 0.1 | -4.4 | -0.3 | 2 | R +3.1 | D +4.8 | 6.7 | 0.0 | 10/25/12 |
86 | 86 | Montana State University Billings | 216 | 7 | no | yes | Live | no | 0.2 | B/C | D +0.3 | 57% | 0% | 3.6 | 6.3 | -2.5 | -4.1 | -0.5 | 7 | D +3.0 | D +2.5 | 0.0 | 10/18/08 | |
92 | 92 | McKeon & Associates | 202 | 3 | no | yes | Live | no | 0.2 | B/C | D +0.2 | 67% | 33% | 2.9 | 5.9 | -2.9 | -4.1 | -0.4 | 2 | D +3.0 | D +0.5 | 12.8 | 0.0 | 3/12/16 |
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 | |
356 | 356 | Master Image | 200 | 2 | no | no | IVR | no | 1.1 | B/C | 100% | 0% | 1.2 | 7.5 | -6.1 | -4.1 | -0.3 | 0 | 0.0 | 2/24/16 | ||||
97 | 97 | Orion Strategies | 246 | 4 | no | yes | Live | no | 0.2 | B/C | D +0.1 | 100% | 25% | 3.2 | 6.6 | -3.2 | -3.9 | -0.3 | 3 | D +1.5 | D +6.5 | 2.7 | 0.35 | 10/12/10 |
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 | |
300 | 300 | Keating Research/OnSight Public Affairs/Melanson | 455 | 1 | no | partial | Online/Live | no | 0.8 | B/C | R +0.1 | 100% | 0% | 2.6 | 5.9 | -3.1 | -3.9 | -0.2 | 1 | R +2.6 | D +3.0 | 0.0 | 10/28/18 | |
383 | 383 | Crantford Research | 62 | 1 | no | no | Online | no | 1.2 | B/C | D +0.1 | 100% | 0% | 2.5 | 5.4 | -2.8 | -3.9 | -0.1 | 1 | D +2.5 | D +9.5 | 0.0 | 10/18/10 | |
91 | 91 | Iowa State University | 153 | 3 | no | yes | Live | no | 0.2 | B/C | 67% | 33% | 6.2 | 8.9 | -2.4 | -3.7 | -0.4 | 0 | 0.0 | 1/14/16 | ||||
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 |
205 | 205 | Insights West | 151 | 9 | no | no | Online | no | 0.5 | B/C | R +0.1 | 94% | 0% | 2.4 | 5.7 | -3.1 | -3.7 | -1.0 | 8 | R +0.4 | R +1.0 | 3.1 | 1.25 | 11/6/16 |
317 | 317 | ROI Rocket | 554 | 3 | no | no | Online | no | 0.9 | B/C | 100% | 33% | 2.6 | 8.0 | -5.2 | -3.6 | -0.5 | 0 | 3.6 | 0.77 | 3/9/20 | |||
396 | 396 | BIGresearch | 19 | 1 | no | no | Online | no | 1.3 | B/C | R +0.0 | 100% | 0% | 1.9 | 3.9 | -1.8 | -3.6 | -0.1 | 1 | R +1.9 | R +7.8 | 6.4 | 0.0 | 10/4/03 |
69 | 69 | North Star Opinion Research/Ayres, McHenry & Associates | 233 | 8 | no | yes | Live | no | 0.0 | A/B | R +0.6 | 94% | 25% | 5.5 | 6.7 | -1.0 | -3.5 | -0.7 | 6 | R +3.5 | R +6.1 | 4.4 | 0.37 | 10/23/16 |
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 |
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 | |
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 | |
98 | 98 | CJ&N | 63 | 4 | no | yes* | Live* | no | 0.2 | B/C | D +0.1 | 100% | 25% | 3.5 | 7.6 | -3.9 | -3.3 | -0.3 | 1 | D +3.2 | 0.0 | 10/26/10 | ||
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 | ||
10 | 10 | National Journal | 224 | 12 | yes | yes | Live | no | -0.8 | A/B | R +0.1 | 100% | 0% | 2.6 | 6.1 | -3.4 | -3.2 | -0.7 | 12 | R +0.6 | D +0.3 | 3.5 | 0.89 | 10/25/08 |
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 |
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 |
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 |
244 | 244 | Strategies 360 | 321 | 4 | no | partial | Online/Live | no | 0.6 | B/C | R +0.1 | 63% | 0% | 2.0 | 5.5 | -3.3 | -3.1 | -0.4 | 4 | R +0.6 | D +1.0 | 3.6 | 0.24 | 10/23/14 |
347 | 347 | Alabama State University | 8 | 4 | no | no | Landline | no | 1.0 | B/C | 50% | 50% | 6.4 | 8.2 | -1.6 | -3.1 | -0.3 | 0 | 5.0 | 0.03 | 3/7/12 | |||
384 | 384 | Rivercity Polling | 291 | 1 | no | no | IVR | no | 1.2 | B/C | R +0.2 | 100% | 0% | 6.7 | 7.6 | -0.8 | -3.1 | -0.1 | 1 | R +6.7 | R +11.5 | 0.0 | 10/21/10 | |
17 | 17 | Grove Insight | 129 | 29 | no | yes | Live | no | -0.7 | A/B | D +0.5 | 90% | 7% | 3.0 | 5.8 | -2.6 | -3.0 | -1.4 | 29 | D +1.1 | D +3.4 | 3.8 | 0.67 | 11/2/12 |
65 | 65 | Cygnal | 67 | 13 | no | partial | IVR/Online/Live/Text | no | -0.1 | A/B | D +1.0 | 92% | 0% | 3.0 | 5.6 | -2.4 | -3.0 | -1.1 | 13 | D +2.6 | R +1.0 | 3.5 | 0.76 | 11/8/19 |
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 |
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 | ||
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 | |||
61 | 61 | Public Religion Research Institute | 428 | 1 | yes | partial | Online/Live | no | -0.1 | A/B | D +0.0 | 100% | 0% | 0.4 | 5.1 | -4.4 | -2.9 | -0.1 | 1 | D +0.4 | D +1.7 | 2.0 | 1.23 | 10/19/18 |
373 | 373 | Evan Falchuk and Lou DiNatale | 531 | 1 | no | no | IVR | no | 1.2 | B/C | 0% | 100% | 11.3 | 7.9 | 3.5 | -2.9 | -0.2 | 0 | 0.0 | 2/17/20 | ||||
376 | 376 | Forward Strategies | 102 | 2 | no | no | IVR | no | 1.2 | B/C | D +0.1 | 100% | 0% | 1.3 | 5.1 | -3.6 | -2.9 | -0.1 | 2 | D +1.3 | D +3.6 | 3.4 | 1.1 | 10/28/10 |
6 | 6 | Marquette University Law School | 195 | 12 | yes | yes | Live | no | -1.0 | A/B | D +0.2 | 79% | 8% | 2.8 | 5.9 | -2.9 | -2.8 | -0.9 | 8 | D +1.0 | R +0.3 | 4.9 | 0.0 | 3/27/20 |
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 | |||
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 |
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 |
281 | 281 | Douglas Fulmer & Associates | 82 | 2 | no | partial | IVR/Live | no | 0.7 | B/C | 100% | 50% | 5.0 | 8.3 | -3.1 | -2.8 | -0.2 | 0 | 9.1 | 0.0 | 1/19/16 | |||
379 | 379 | Revily | 284 | 1 | no | no | IVR | no | 1.2 | B/C | R +0.0 | 100% | 0% | 0.5 | 4.8 | -4.1 | -2.8 | -0.1 | 1 | R +0.5 | D +1.7 | 2.0 | 1.58 | 4/11/17 |
18 | 18 | Behavior Research Center (Rocky Mountain Poll) | 27 | 8 | yes | yes | Live | no | -0.7 | A/B | D +0.1 | 75% | 0% | 3.1 | 6.4 | -3.1 | -2.7 | -0.3 | 6 | D +1.0 | R +1.4 | 8.1 | 0.0 | 10/22/08 |
270 | 270 | Latino Decisions | 482 | 2 | no | partial | Online/Live/Text | no | 0.6 | B/C | 100% | 0% | 4.7 | 8.6 | -3.7 | -2.7 | -0.3 | 0 | 5.3 | 0.89 | 3/9/20 | |||
377 | 377 | CSP Polling | 39 | 1 | no | no | Online | yes | 1.2 | F | D +0.1 | 100% | 0% | 2.6 | 5.6 | -2.8 | -2.7 | -0.1 | 1 | D +2.6 | R +2.6 | 4.1 | 0.8 | 6/16/17 |
55 | 55 | Elway Research | 87 | 21 | no | partial | Live/Text | no | -0.2 | A/B | D +0.8 | 90% | 5% | 3.9 | 6.3 | -2.2 | -2.6 | -1.0 | 20 | D +2.1 | D +3.7 | 4.2 | 0.37 | 10/21/16 |
66 | 66 | Angus Reid Global | 13 | 30 | no | no | Online | no | 0.0 | B+ | R +1.2 | 93% | 7% | 3.2 | 5.6 | -2.1 | -2.6 | -1.2 | 30 | R +2.6 | D +0.8 | 3.1 | 0.85 | 11/3/16 |
73 | 73 | University of Arkansas | 345 | 6 | no | yes | Live | no | 0.0 | B/C | D +0.7 | 100% | 0% | 4.1 | 5.3 | -1.0 | -2.6 | -0.5 | 6 | D +4.1 | R +3.9 | 6.9 | 0.0 | 10/22/16 |
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 | |||
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 | ||
390 | 390 | Florida Chamber of Commerce | 577 | 1 | no | no | Landline | no | 1.3 | B/C | D +0.0 | 100% | 0% | 1.2 | 4.8 | -3.4 | -2.6 | -0.1 | 1 | D +1.2 | D +1.9 | 3.2 | 0.85 | 10/27/08 |
393 | 393 | Singularis Group | 306 | 1 | no | no | IVR | no | 1.3 | B/C | R +0.0 | 100% | 0% | 0.8 | 4.1 | -3.1 | -2.6 | -0.1 | 1 | R +0.8 | D +2.0 | 2.0 | 2.38 | 10/27/16 |
13 | 13 | Ciruli Associates | 51 | 16 | yes | yes | Live | no | -0.8 | A/B | R +0.4 | 94% | 0% | 3.5 | 5.9 | -2.3 | -2.5 | -0.5 | 16 | R +2.1 | R +2.7 | 5.3 | 0.59 | 10/25/06 |
19 | 19 | Western New England University | 380 | 10 | yes | yes | Live | no | -0.6 | A/B | R +0.3 | 100% | 10% | 4.3 | 6.4 | -1.9 | -2.5 | -0.7 | 9 | R +1.1 | D +2.2 | 2.6 | 1.46 | 10/19/18 |
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 | |
267 | 267 | Tulchin Research | 340 | 3 | no | partial | Online/Live | no | 0.6 | B/C | R +0.1 | 67% | 0% | 3.8 | 5.5 | -1.5 | -2.5 | -0.2 | 3 | R +0.8 | D +5.3 | 2.9 | 0.55 | 10/27/18 |
9 | 9 | Data Orbital | 73 | 9 | yes | yes | Live | no | -0.9 | A/B | D +0.3 | 94% | 0% | 2.3 | 5.3 | -2.8 | -2.4 | -0.7 | 9 | D +1.2 | R +1.1 | 3.7 | 0.65 | 10/17/18 |
56 | 56 | St. Norbert College | 313 | 12 | no | yes | Live | no | -0.2 | A/B | D +0.2 | 88% | 0% | 3.9 | 6.7 | -2.7 | -2.4 | -0.6 | 11 | D +0.9 | D +3.0 | 5.3 | 0.22 | 10/20/14 |
363 | 363 | OnPoint | 240 | 4 | no | no | IVR | no | 1.1 | B/C | D +0.1 | 100% | 0% | 1.7 | 5.2 | -3.4 | -2.4 | -0.2 | 4 | D +1.6 | D +2.3 | 3.7 | 0.79 | 11/6/06 |
7 | 7 | Muhlenberg College | 219 | 29 | yes | yes | Live | no | -1.0 | A+ | R +0.2 | 84% | 7% | 3.4 | 6.0 | -2.4 | -2.3 | -1.1 | 28 | R +0.3 | D +0.2 | 3.9 | 0.97 | 10/30/18 |
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 | ||||
248 | 248 | Riley Research Associates | 290 | 7 | no | partial | Online/Live | no | 0.6 | B/C | R +0.1 | 100% | 0% | 2.7 | 5.6 | -2.7 | -2.3 | -0.3 | 7 | R +0.6 | R +1.3 | 0.0 | 10/15/08 | |
301 | 301 | 1892 Polling | 461 | 1 | no | partial | IVR/Live | no | 0.8 | B/C | R +0.0 | 100% | 0% | 0.6 | 3.9 | -3.1 | -2.3 | -0.1 | 1 | R +0.6 | R +4.3 | 7.5 | 0.0 | 10/21/18 |
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 |
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 | ||
60 | 60 | Blum & Weprin Associates | 32 | 19 | no | yes | Live | no | -0.1 | A/B | R +0.7 | 95% | 21% | 4.8 | 5.2 | -0.2 | -2.1 | -0.5 | 17 | R +3.4 | D +0.9 | 4.6 | 0.04 | 10/25/10 |
84 | 84 | Keating Research | 161 | 5 | no | yes | Live | no | 0.1 | B/C | D +0.1 | 80% | 0% | 2.4 | 5.0 | -2.4 | -2.1 | -0.3 | 5 | D +0.9 | D +2.8 | 3.7 | 0.62 | 11/3/16 |
1 | 1 | Monmouth University | 215 | 108 | yes | yes | Live | no | -1.6 | A+ | D +1.3 | 81% | 21% | 5.4 | 6.7 | -1.2 | -2.0 | -1.6 | 71 | D +1.8 | R +0.4 | 5.2 | 0.2 | 3/13/20 |
5 | 5 | Field Research Corp. (Field Poll) | 94 | 25 | yes | yes | Live | no | -1.1 | A/B | R +0.7 | 100% | 16% | 3.9 | 5.6 | -1.5 | -2.0 | -0.7 | 18 | R +2.5 | D +0.6 | 4.7 | 0.01 | 5/29/16 |
77 | 77 | University of South Alabama | 361 | 9 | no | yes | Live | no | 0.1 | B/C | R +0.4 | 100% | 11% | 3.3 | 5.3 | -1.8 | -2.0 | -0.3 | 9 | R +2.6 | R +2.0 | 7.2 | 0.0 | 10/14/10 |
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 |
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 | |
231 | 231 | Florida Atlantic University | 97 | 8 | no | no | IVR/Online | no | 0.5 | B/C | D +0.4 | 75% | 0% | 3.4 | 6.9 | -3.3 | -2.0 | -0.6 | 4 | D +2.9 | D +0.4 | 4.4 | 0.26 | 3/6/20 |
303 | 303 | DCCC Targeting and Analytics Department | 68 | 1 | no | partial | IVR/Live | no | 0.8 | B/C | D +0.2 | 100% | 0% | 4.5 | 6.2 | -1.6 | -2.0 | -0.1 | 1 | D +4.5 | 0.0 | 10/20/16 | ||
354 | 354 | IVR Polls | 146 | 4 | no | no | IVR | no | 1.1 | B/C | 100% | 25% | 4.2 | 8.3 | -4.0 | -2.0 | -0.2 | 0 | 8.0 | 0.0 | 3/1/08 | |||
76 | 76 | Harper Polling | 132 | 11 | no | partial | IVR/Live | no | 0.1 | B/C | D +0.1 | 91% | 18% | 3.6 | 6.0 | -2.3 | -1.9 | -0.6 | 8 | D +0.5 | R +1.1 | 5.3 | 0.0 | 11/3/16 |
99 | 99 | Marshall Marketing & Communications | 196 | 4 | no | yes* | Live* | no | 0.3 | B/C | R +0.2 | 100% | 0% | 3.4 | 6.6 | -3.1 | -1.9 | -0.2 | 3 | R +2.9 | R +1.2 | 0.0 | 10/21/08 | |
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 |
2 | 2 | Selzer & Co. | 304 | 48 | yes | yes | Live | no | -1.3 | A+ | D +0.1 | 79% | 25% | 4.6 | 6.1 | -1.3 | -1.8 | -1.1 | 31 | D +0.2 | D +0.2 | 5.2 | 0.0 | 11/1/18 |
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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 );