pollster-ratings/2018/pollster-ratings
Data license: CC Attribution 4.0 License · Data source: fivethirtyeight/data on GitHub · About: simonw/fivethirtyeight-datasette
396 rows sorted by House Effect
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Suggested facets: NCPP / AAPOR / Roper, Exclusively Live Caller With Cellphones, Methodology, Banned by 538, 538 Grade, Mean-Reverted Advanced Plus Minus
Link | 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 ▼ |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
39 | 39 | Castleton University | 3 | yes | yes | Live | no | -1.2 | -0.3 | B+ | 100% | 0% | 9.9 | 9.7 | 0.3 | -1.2 | -0.1 | -0.3 | 0 | ||||
84 | 84 | Iowa State University | 3 | no | yes | Live | no | -3.5 | 0.1 | B | 67% | 33% | 6.3 | 8.9 | -2.6 | -3.5 | -0.3 | 0.1 | 0 | ||||
118 | 118 | University of Houston | 1 | no | yes | Live | no | -6.5 | 0.2 | B | 100% | 0% | 2.0 | 8.5 | -6.4 | -6.5 | -0.2 | 0.2 | 0 | ||||
121 | 121 | QEV Analytics | 1 | no | yes | Live | no | -2.0 | 0.2 | B | 0% | 0% | 7.3 | 5.8 | 1.5 | -2.0 | -0.1 | 0.2 | 0 | ||||
122 | 122 | Merrill Poll | 2 | no | yes | Live | no | -0.8 | 0.2 | B | 100% | 0% | 8.7 | 8.8 | -0.1 | -0.8 | 0.0 | 0.2 | 0 | ||||
125 | 125 | Probolsky Research | 1 | no | yes | Live | no | -1.7 | 0.3 | B | R +0.2 | 0% | 0% | 4.9 | 5.6 | -0.8 | -1.7 | -0.1 | 0.3 | 1 | R +4.9 | R +0.2 | |
131 | 131 | Dartmouth College | 2 | no | yes | Live | no | -0.4 | 0.3 | B- | 100% | 50% | 9.0 | 8.1 | 0.9 | -0.4 | 0.0 | 0.3 | 0 | ||||
133 | 133 | Baruch College | 2 | no | yes | Live | no | -0.2 | 0.3 | B- | 100% | 0% | 5.7 | 8.4 | -2.7 | -0.2 | 0.0 | 0.3 | 0 | ||||
144 | 144 | Basswood Research | 2 | no | yes | Live | no | 0.6 | 0.3 | B- | R +0.4 | 100% | 50% | 10.7 | 7.6 | 3.1 | 0.6 | 0.0 | 0.3 | 1 | R +13.1 | R +0.4 | |
146 | 146 | University of Nevada Las Vegas | 1 | no | yes | Live | no | 0.7 | 0.3 | B- | 100% | 0% | 9.0 | 8.2 | 0.8 | 0.7 | 0.0 | 0.3 | 0 | ||||
148 | 148 | Victoria Research & Consulting | 1 | no | yes | Live | no | 0.8 | 0.3 | B- | D +0.3 | 50% | 0% | 8.1 | 6.2 | 1.9 | 0.8 | 0.0 | 0.3 | 1 | D +8.1 | D +0.3 | |
166 | 166 | Crawford Johnson & Northcott Inc. | 5 | no | no | Live* | no | -3.1 | 0.4 | B- | D +0.1 | 100% | 20% | 4.7 | 7.7 | -3.0 | -3.1 | -0.4 | 0.4 | 1 | D +3.3 | D +0.1 | |
168 | 168 | Overtime Politics | 12 | no | yes | Live | yes | 0.7 | 0.4 | F | 67% | 42% | 9.8 | 8.4 | 1.5 | 0.7 | 0.2 | 0.4 | 0 | ||||
170 | 170 | Feldman Group | 1 | no | yes | Live | no | 3.6 | 0.4 | B- | D +0.3 | 0% | 100% | 10.8 | 5.8 | 5.0 | 3.6 | 0.1 | 0.4 | 1 | D +10.8 | D +0.3 | |
182 | 182 | Alabama State University | 4 | no | no | Live* | no | -3.4 | 0.5 | B- | 50% | 0% | 6.4 | 8.4 | -2.0 | -3.4 | -0.4 | 0.5 | 0 | ||||
185 | 185 | IVR Polls | 4 | no | no | IVR | no | -2.2 | 0.5 | B- | 100% | 25% | 4.1 | 7.9 | -3.8 | -2.2 | -0.3 | 0.5 | 0 | ||||
202 | 202 | Personal Marketing Research | 3 | no | no | Live* | no | -2.3 | 0.5 | B- | 67% | 33% | 6.2 | 8.3 | -2.2 | -2.3 | -0.2 | 0.5 | 0 | ||||
206 | 206 | Midwest Survey and Research | 3 | no | no | Live* | no | -1.8 | 0.5 | C+ | R +0.1 | 100% | 33% | 7.3 | 5.9 | 1.4 | -1.8 | -0.2 | 0.5 | 3 | R +1.0 | R +0.1 | |
215 | 215 | Master Image | 2 | no | no | IVR | no | -4.1 | 0.6 | C+ | 100% | 0% | 1.2 | 7.7 | -6.6 | -4.1 | -0.3 | 0.6 | 0 | ||||
217 | 217 | Douglas Fulmer & Associates | 2 | no | no | IVR/Live | no | -2.9 | 0.6 | C+ | 100% | 50% | 5.1 | 8.2 | -3.1 | -2.9 | -0.2 | 0.6 | 0 | ||||
221 | 221 | Public Opinion Strategies/Hamilton Campaigns (Texas Credit Union League) | 2 | no | no | Live* | no | -1.9 | 0.6 | C+ | 100% | 0% | 7.0 | 8.8 | -1.8 | -1.9 | -0.1 | 0.6 | 0 | ||||
232 | 232 | RMS Research | 1 | no | no | Live* | no | -6.1 | 0.7 | C+ | R +0.0 | 100% | 0% | 0.9 | 6.4 | -5.5 | -6.1 | -0.2 | 0.7 | 1 | R +0.9 | R +0.0 | |
233 | 233 | Canisius College | 1 | no | no | Live* | no | -5.8 | 0.7 | C+ | 100% | 0% | 0.1 | 8.5 | -8.3 | -5.8 | -0.2 | 0.7 | 0 | ||||
237 | 237 | Cooper & Secrest | 1 | no | no | Live* | no | -4.0 | 0.7 | C+ | R +0.1 | 0% | 0% | 2.6 | 6.2 | -3.6 | -4.0 | -0.1 | 0.7 | 1 | R +2.6 | R +0.1 | |
242 | 242 | Aspen Media & Market Research | 1 | no | no | Live* | no | -3.1 | 0.7 | C+ | R +0.1 | 100% | 0% | 3.5 | 5.9 | -2.4 | -3.1 | -0.1 | 0.7 | 1 | R +3.5 | R +0.1 | |
247 | 247 | Red Sea Communications | 1 | no | no | Live* | no | -2.8 | 0.7 | C+ | R +0.1 | 100% | 0% | 4.4 | 6.5 | -2.1 | -2.8 | -0.1 | 0.7 | 1 | R +4.4 | R +0.1 | |
248 | 248 | New Mexico State University | 1 | no | no | Live* | no | -2.7 | 0.7 | C+ | 0% | 0% | 6.8 | 9.2 | -2.4 | -2.7 | -0.1 | 0.7 | 0 | ||||
250 | 250 | Diversified Research Inc | 1 | no | no | Live* | no | -2.5 | 0.7 | C+ | R +0.2 | 100% | 0% | 5.0 | 6.8 | -1.8 | -2.5 | -0.1 | 0.7 | 1 | R +5.0 | R +0.2 | |
251 | 251 | DCCC Targeting Team | 1 | no | no | IVR | no | -2.4 | 0.7 | C+ | D +0.1 | 100% | 0% | 4.5 | 6.2 | -1.7 | -2.4 | -0.1 | 0.7 | 1 | D +4.5 | D +0.1 | |
260 | 260 | NRECA Market Research | 1 | no | no | Live* | no | -1.7 | 0.7 | C+ | D +0.2 | 100% | 0% | 6.3 | 5.7 | 0.6 | -1.7 | -0.1 | 0.7 | 1 | D +6.3 | D +0.2 | |
261 | 261 | War Room Logistics | 1 | no | no | IVR | no | -1.6 | 0.7 | C+ | 100% | 0% | 4.5 | 7.4 | -2.9 | -1.6 | -0.1 | 0.7 | 0 | ||||
277 | 277 | ASA Marketing Group | 1 | no | no | Live* | no | -0.7 | 0.7 | C+ | D +0.2 | 100% | 0% | 5.5 | 5.1 | 0.5 | -0.7 | 0.0 | 0.7 | 1 | D +5.5 | D +0.2 | |
286 | 286 | Liberty Opinion Research | 1 | no | no | IVR | no | 0.4 | 0.7 | C+ | 100% | 100% | 5.7 | 7.5 | -1.8 | 0.4 | 0.0 | 0.7 | 0 | ||||
296 | 296 | ResearchNow | 2 | no | no | Online | no | 0.7 | 0.8 | C+ | 100% | 50% | 9.4 | 8.3 | 1.1 | 0.7 | 0.0 | 0.8 | 0 | ||||
299 | 299 | R.L. Repass & Partners | 1 | no | no | Online/Live | no | 1.1 | 0.8 | C+ | 100% | 100% | 11.2 | 8.7 | 2.4 | 1.1 | 0.0 | 0.8 | 0 | ||||
300 | 300 | Research America Inc. | 2 | no | yes | Live | no | 8.0 | 0.8 | C+ | 100% | 50% | 20.7 | 8.1 | 12.6 | 8.0 | 0.5 | 0.8 | 0 | ||||
302 | 302 | TeleResearch Corporation | 1 | no | no | IVR | no | 2.1 | 0.8 | C+ | 100% | 100% | 8.6 | 7.8 | 0.8 | 2.1 | 0.1 | 0.8 | 0 | ||||
305 | 305 | Public Strategies Inc. | 6 | no | no | Live* | no | 0.7 | 0.8 | C+ | 100% | 33% | 7.9 | 8.1 | -0.2 | 0.7 | 0.1 | 0.8 | 0 | ||||
309 | 309 | Minnesota State University Moorhead | 4 | no | no | Live* | no | 1.0 | 0.8 | C+ | D +0.5 | 100% | 50% | 9.3 | 5.8 | 3.4 | 1.0 | 0.1 | 0.8 | 3 | D +5.9 | D +0.5 | |
312 | 312 | A&A Research | 1 | no | no | Live* | no | 3.1 | 0.8 | C | R +0.3 | 0% | 100% | 10.1 | 5.9 | 4.2 | 3.1 | 0.1 | 0.8 | 1 | R +10.1 | R +0.3 | |
313 | 313 | Ron Lester and Associates | 1 | no | no | Live* | no | 3.1 | 0.8 | C | 100% | 100% | 18.9 | 7.9 | 11.0 | 3.1 | 0.1 | 0.8 | 0 | ||||
323 | 323 | Tulsa Surveys | 1 | no | no | Live* | no | 4.0 | 0.9 | C | R +0.4 | 100% | 100% | 11.9 | 5.4 | 6.5 | 4.0 | 0.1 | 0.9 | 1 | R +11.9 | R +0.4 | |
324 | 324 | New Frontier Strategy | 1 | no | no | IVR | no | 4.0 | 0.9 | C | 0% | 100% | 21.6 | 7.9 | 13.8 | 4.0 | 0.1 | 0.9 | 0 | ||||
331 | 331 | Target Insyght | 1 | no | no | IVR | no | 4.8 | 0.9 | C | 100% | 100% | 15.4 | 8.5 | 6.9 | 4.8 | 0.2 | 0.9 | 0 | ||||
332 | 332 | Glascock Group | 1 | no | no | IVR | no | 4.8 | 0.9 | C | R +0.4 | 0% | 100% | 12.1 | 5.6 | 6.5 | 4.8 | 0.2 | 0.9 | 1 | R +12.1 | R +0.4 | |
337 | 337 | Arthur J. Finkelstein & Associates | 1 | no | no | Live* | no | 5.5 | 0.9 | C | R +0.4 | 0% | 100% | 13.7 | 6.8 | 6.9 | 5.5 | 0.2 | 0.9 | 1 | R +13.7 | R +0.4 | |
339 | 339 | GCR & Associates | 1 | no | no | IVR | no | 5.9 | 0.9 | C | 100% | 100% | 18.3 | 8.4 | 10.0 | 5.9 | 0.2 | 0.9 | 0 | ||||
357 | 357 | Schapiro Group | 2 | no | no | Live* | no | 4.9 | 1.0 | C | 100% | 50% | 20.0 | 8.3 | 11.7 | 4.9 | 0.3 | 1.0 | 0 | ||||
361 | 361 | TargetPoint | 3 | no | no | IVR/Live | no | 3.8 | 1.0 | C | 83% | 67% | 14.0 | 8.0 | 6.0 | 3.8 | 0.3 | 1.0 | 0 | ||||
373 | 373 | Indiana University-Purdue University Fort Wayne | 3 | no | yes | Live | no | 10.0 | 1.2 | C- | 0% | 100% | 23.5 | 8.5 | 15.0 | 10.0 | 0.9 | 1.2 | 0 | ||||
383 | 383 | CPEC LLC | 3 | no | no | IVR | no | 7.5 | 1.4 | C- | 100% | 100% | 16.2 | 7.8 | 8.4 | 7.5 | 0.7 | 1.4 | 0 | ||||
388 | 388 | Massie & Associates | 2 | no | no | Live* | no | 14.9 | 1.7 | D+ | R +1.5 | 0% | 100% | 23.9 | 6.5 | 17.4 | 14.9 | 0.9 | 1.7 | 2 | R +23.9 | R +1.5 | |
390 | 390 | Jayhawk Consulting | 1 | no | no | Live* | no | 32.7 | 1.8 | D | D +1.4 | 0% | 100% | 42.9 | 5.9 | 37.0 | 32.7 | 1.1 | 1.8 | 1 | D +42.9 | D +1.4 | |
8 | 8 | Muhlenberg College | 26 | yes | yes | Live | no | -1.3 | -0.9 | A | R +0.2 | 83% | 8% | 3.5 | 5.3 | -1.9 | -1.3 | -0.6 | -0.9 | 25 | R +0.5 | R +0.2 | D +0.0 |
9 | 9 | Marist College | 159 | yes | yes | Live | no | -0.9 | -0.9 | A | R +0.5 | 85% | 19% | 5.2 | 6.0 | -0.8 | -0.9 | -0.7 | -0.9 | 99 | R +0.6 | R +0.5 | D +0.0 |
284 | 284 | Change Research | 7 | no | no | Online | no | 0.3 | 0.7 | C+ | R +0.8 | 57% | 43% | 4.9 | 4.3 | 0.6 | 0.3 | 0.1 | 0.7 | 7 | R +4.2 | R +0.8 | D +0.0 |
334 | 334 | Zata3 | 2 | no | no | IVR | no | 2.8 | 0.9 | C | R +0.2 | 100% | 50% | 10.2 | 5.9 | 4.2 | 2.8 | 0.2 | 0.9 | 2 | R +4.0 | R +0.2 | D +0.0 |
353 | 353 | Zogby Interactive/JZ Analytics | 464 | no | no | Online | no | 0.6 | 1.0 | C | R +0.9 | 78% | 28% | 5.6 | 5.4 | 0.2 | 0.6 | 0.6 | 1.0 | 364 | R +1.0 | R +0.9 | D +0.0 |
1 | 1 | Selzer & Co. | 43 | yes | yes | Live | no | -1.9 | -1.4 | A+ | R +0.0 | 86% | 21% | 4.2 | 5.6 | -1.4 | -1.9 | -1.1 | -1.4 | 30 | R +0.0 | R +0.0 | D +0.1 |
44 | 44 | CNN/Opinion Research Corp. | 98 | yes | yes | Live | no | -0.1 | -0.2 | B+ | D +0.1 | 72% | 23% | 5.4 | 5.7 | -0.3 | -0.1 | -0.1 | -0.2 | 70 | D +0.1 | D +0.1 | D +0.1 |
80 | 80 | Global Strategy Group/National Research (Philadelphia Inquirer) | 4 | no | yes | Live | no | -1.6 | 0.1 | B | R +0.3 | 100% | 0% | 3.0 | 5.0 | -2.0 | -1.6 | -0.2 | 0.1 | 4 | R +2.7 | R +0.3 | D +0.1 |
104 | 104 | Tel Opinion Research | 12 | no | yes | Live | no | -0.1 | 0.2 | B | R +0.0 | 96% | 17% | 4.7 | 5.6 | -0.9 | -0.1 | 0.0 | 0.2 | 10 | R +0.1 | R +0.0 | D +0.1 |
54 | 54 | Stockton University | 8 | no | yes | Live | no | -1.9 | -0.2 | B+ | D +0.3 | 100% | 13% | 3.6 | 5.2 | -1.6 | -1.9 | -0.4 | -0.2 | 8 | D +1.5 | D +0.3 | D +0.2 |
222 | 222 | Manhattanville College | 3 | no | no | Live* | no | -1.0 | 0.6 | C+ | R +0.5 | 100% | 33% | 6.5 | 6.4 | 0.1 | -1.0 | -0.1 | 0.6 | 2 | R +8.2 | R +0.5 | D +0.2 |
273 | 273 | Opinion Savvy/InsiderAdvantage | 116 | yes | no | IVR/Online | no | 0.7 | 0.7 | C+ | D +1.1 | 70% | 34% | 7.5 | 6.9 | 0.6 | 0.7 | 0.5 | 0.7 | 40 | D +1.9 | D +1.1 | D +0.2 |
11 | 11 | National Journal | 12 | yes | yes | Live | no | -2.4 | -0.8 | A | R +0.2 | 100% | 0% | 2.6 | 5.3 | -2.7 | -2.4 | -0.7 | -0.8 | 12 | R +0.6 | R +0.2 | D +0.3 |
62 | 62 | Davis, Hibbitts & Midghall Inc. | 14 | no | yes | Live | no | -0.9 | -0.1 | B+ | R +0.1 | 86% | 7% | 4.1 | 5.4 | -1.3 | -0.9 | -0.3 | -0.1 | 12 | R +0.3 | R +0.1 | D +0.3 |
78 | 78 | YouGov | 375 | no | no | Online | no | -0.4 | 0.1 | B | D +0.3 | 88% | 25% | 5.0 | 5.1 | -0.1 | -0.4 | -0.3 | 0.1 | 327 | D +0.3 | D +0.3 | D +0.3 |
165 | 165 | St. Pete Polls | 5 | no | no | IVR | no | -3.3 | 0.4 | B- | D +0.1 | 70% | 0% | 1.4 | 5.0 | -3.6 | -3.3 | -0.5 | 0.4 | 5 | D +0.7 | D +0.1 | D +0.3 |
259 | 259 | Susquehanna Polling & Research Inc. | 31 | no | no | IVR/Live | no | 0.2 | 0.7 | C+ | D +0.2 | 74% | 26% | 5.2 | 5.3 | 0.0 | 0.2 | 0.1 | 0.7 | 26 | D +0.5 | D +0.2 | D +0.3 |
91 | 91 | Market Decisions | 4 | no | yes | Live | no | -1.2 | 0.1 | B | R +0.1 | 100% | 25% | 5.2 | 5.1 | 0.0 | -1.2 | -0.1 | 0.1 | 4 | R +0.5 | R +0.1 | D +0.4 |
194 | 194 | Penn Schoen Berland | 18 | yes | no | Online | no | 0.8 | 0.5 | B- | D +2.5 | 67% | 39% | 7.6 | 6.2 | 1.4 | 0.8 | 0.3 | 0.5 | 18 | D +6.7 | D +2.5 | D +0.4 |
29 | 29 | Quinnipiac University | 195 | yes | yes | Live | no | -0.3 | -0.4 | A- | D +0.1 | 85% | 23% | 4.6 | 5.5 | -0.9 | -0.3 | -0.3 | -0.4 | 143 | D +0.1 | D +0.1 | D +0.5 |
187 | 187 | Morning Consult | 8 | no | no | Online | no | -1.0 | 0.5 | B- | D +0.6 | 63% | 13% | 2.7 | 4.1 | -1.3 | -1.0 | -0.2 | 0.5 | 8 | D +2.7 | D +0.6 | D +0.5 |
321 | 321 | Decision Forecasting | 3 | no | no | Live* | no | 1.6 | 0.8 | C | R +0.1 | 100% | 67% | 8.1 | 4.7 | 3.4 | 1.6 | 0.1 | 0.8 | 3 | R +1.4 | R +0.1 | D +0.5 |
3 | 3 | Field Research Corp. (Field Poll) | 25 | yes | yes | Live | no | -2.5 | -1.1 | A+ | R +1.2 | 100% | 16% | 3.9 | 5.7 | -1.8 | -2.5 | -1.1 | -1.1 | 18 | R +3.3 | R +1.2 | D +0.6 |
191 | 191 | Loras College | 18 | no | yes | Live | no | 0.8 | 0.5 | B- | D +1.4 | 72% | 17% | 8.1 | 6.1 | 2.0 | 0.8 | 0.3 | 0.5 | 14 | D +4.3 | D +1.4 | D +0.6 |
280 | 280 | Rice University | 2 | no | no | Live* | no | 0.0 | 0.7 | C+ | D +0.4 | 100% | 0% | 5.9 | 5.1 | 0.8 | 0.0 | 0.0 | 0.7 | 2 | D +5.9 | D +0.4 | D +0.6 |
288 | 288 | Zimmerman & Associates/Marketing Intelligence | 3 | no | no | Live* | no | 0.4 | 0.7 | C+ | D +0.3 | 100% | 0% | 4.7 | 5.5 | -0.8 | 0.4 | 0.0 | 0.7 | 3 | D +3.2 | D +0.3 | D +0.6 |
24 | 24 | Los Angeles Times | 38 | yes | yes | Live | no | -0.4 | -0.5 | A- | R +0.4 | 86% | 16% | 5.0 | 6.2 | -1.2 | -0.4 | -0.2 | -0.5 | 23 | R +1.0 | R +0.4 | D +0.7 |
38 | 38 | Abt Associates | 8 | yes | yes | Live | no | -0.4 | -0.3 | B+ | D +0.7 | 88% | 13% | 4.1 | 5.2 | -1.1 | -0.4 | -0.1 | -0.3 | 7 | D +3.8 | D +0.7 | D +0.7 |
48 | 48 | Ward Research (Honolulu Star-Advertiser) | 14 | no | yes | Live | no | -1.3 | -0.2 | B+ | R +0.6 | 75% | 29% | 6.0 | 5.9 | 0.1 | -1.3 | -0.4 | -0.2 | 14 | R +1.7 | R +0.6 | D +0.7 |
127 | 127 | Dittman Research | 9 | no | yes | Live | no | 0.1 | 0.3 | B | D +1.0 | 100% | 22% | 5.9 | 5.5 | 0.4 | 0.1 | 0.0 | 0.3 | 6 | D +6.1 | D +1.0 | D +0.7 |
381 | 381 | Marketing Workshop | 7 | no | no | Live* | no | 3.6 | 1.4 | C- | D +0.3 | 57% | 57% | 9.7 | 5.1 | 4.6 | 3.6 | 0.7 | 1.4 | 7 | D +1.6 | D +0.3 | D +0.7 |
41 | 41 | EPIC-MRA | 45 | no | yes | Live | no | -0.7 | -0.3 | B+ | R +0.2 | 80% | 18% | 5.1 | 5.7 | -0.5 | -0.7 | -0.4 | -0.3 | 40 | R +0.3 | R +0.2 | D +0.8 |
71 | 71 | Temple University | 6 | yes | no | Live* | no | -1.5 | 0.0 | B | R +0.4 | 100% | 17% | 3.7 | 5.2 | -1.6 | -1.5 | -0.3 | 0.0 | 5 | R +2.5 | R +0.4 | D +0.8 |
197 | 197 | Clarity Campaign Labs | 10 | no | no | IVR/Live | no | -0.5 | 0.5 | B- | D +0.9 | 45% | 20% | 3.6 | 4.3 | -0.7 | -0.5 | -0.1 | 0.5 | 10 | D +3.6 | D +0.9 | D +0.8 |
294 | 294 | Becker Institute | 3 | no | no | Live* | no | 0.5 | 0.8 | C+ | D +0.7 | 67% | 67% | 7.6 | 6.0 | 1.6 | 0.5 | 0.0 | 0.8 | 3 | D +7.6 | D +0.7 | D +0.8 |
16 | 16 | Fox News/Anderson Robbins Research/Shaw & Co. Research | 31 | yes | yes | Live | no | -0.9 | -0.7 | A | D +0.6 | 69% | 35% | 5.6 | 6.0 | -0.4 | -0.9 | -0.5 | -0.7 | 16 | D +1.8 | D +0.6 | D +0.9 |
31 | 31 | Angus Reid Global | 30 | no | no | Online | no | -1.9 | -0.4 | A- | R +1.3 | 93% | 3% | 3.2 | 4.9 | -1.7 | -1.9 | -0.9 | -0.4 | 30 | R +2.6 | R +1.3 | D +0.9 |
70 | 70 | Pharos Research Group | 31 | no | yes | Live | yes | -0.3 | 0.0 | F | D +0.9 | 92% | 16% | 4.0 | 4.9 | -0.9 | -0.3 | -0.2 | 0.0 | 31 | D +1.7 | D +0.9 | D +0.9 |
139 | 139 | Pew Research Center | 21 | yes | no | Online/Live | no | 0.3 | 0.3 | B- | D +0.6 | 60% | 29% | 3.5 | 4.1 | -0.7 | 0.3 | 0.1 | 0.3 | 21 | D +1.5 | D +0.6 | D +0.9 |
310 | 310 | Harris Interactive | 135 | yes | no | Online | no | 0.8 | 0.8 | C+ | R +1.5 | 86% | 53% | 5.5 | 3.8 | 1.7 | 0.8 | 0.7 | 0.8 | 135 | R +1.9 | R +1.5 | D +0.9 |
30 | 30 | SSRS | 5 | yes | yes | Live | no | -1.5 | -0.4 | A- | R +0.1 | 20% | 20% | 3.1 | 4.1 | -1.0 | -1.5 | -0.2 | -0.4 | 5 | R +0.5 | R +0.1 | D +1.0 |
74 | 74 | Public Policy Polling | 411 | no | no | IVR/Online | no | -0.4 | 0.0 | B | D +0.3 | 80% | 28% | 4.9 | 5.4 | -0.4 | -0.4 | -0.4 | 0.0 | 292 | D +0.3 | D +0.3 | D +1.0 |
76 | 76 | Strategies 360 | 4 | no | yes | Live | no | -3.0 | 0.0 | B | R +0.1 | 63% | 0% | 2.0 | 5.3 | -3.3 | -3.0 | -0.3 | 0.0 | 4 | R +0.6 | R +0.1 | D +1.0 |
130 | 130 | Associated Industries of Florida | 2 | no | yes | Live | no | -0.4 | 0.3 | B- | D +0.2 | 50% | 0% | 3.4 | 5.0 | -1.5 | -0.4 | 0.0 | 0.3 | 2 | D +3.4 | D +0.2 | D +1.0 |
151 | 151 | NPR | 3 | no | yes | Live | no | 0.8 | 0.4 | B- | D +0.1 | 17% | 33% | 5.0 | 5.0 | 0.0 | 0.8 | 0.1 | 0.4 | 3 | D +1.0 | D +0.1 | D +1.0 |
28 | 28 | Elon University | 7 | yes | yes | Live | no | -1.2 | -0.4 | A- | D +0.5 | 50% | 0% | 3.2 | 4.7 | -1.4 | -1.2 | -0.2 | -0.4 | 7 | D +2.7 | D +0.5 | D +1.1 |
156 | 156 | Capital Survey Research Center | 11 | no | no | Live* | no | -1.0 | 0.4 | B- | D +0.1 | 36% | 36% | 7.8 | 7.1 | 0.7 | -1.0 | -0.3 | 0.4 | 4 | D +0.6 | D +0.1 | D +1.1 |
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CREATE TABLE "pollster-ratings/2018/pollster-ratings" ( "Pollster" TEXT, "# of Polls" INTEGER, "NCPP / AAPOR / Roper" TEXT, "Exclusively Live Caller With Cellphones" TEXT, "Methodology" TEXT, "Banned by 538" TEXT, "Historical Advanced Plus-Minus" REAL, "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, "Predictive Plus-Minus" REAL, "# of Polls for Bias Analysis" INTEGER, "Bias" TEXT, "Mean-Reverted Bias.1" TEXT, "House Effect" TEXT );