Pollster · 705 of 1769
Breitbart/Gravis Marketing
Polls scored
8
Mean error
8.9 pt
Signed bias
D+2.40
Aggregation weight
0.74
Composite quality score
0–100 · weighted of 5 measured components55
of 100 · tier · moderate
Moderate quality. Worth checking individual signals before relying on this pollster's headline.
Pollster vs editorial consensus
alignedAcross 11 graded races, Breitbart/Gravis Marketing's released topline differed from the median editorial-rater consensus by an average of -1.9pp. That's well-aligned with the consensus — useful as a sanity check, less useful as a contrarian signal.
Mean delta
-1.9pp
Median delta
+1.0pp
Std-dev
6.8pp
N graded
11
Recent activity
Total all time
18
Last 30d
0
Last 90d
0
Last 180d
0
Per-cycle debrief appearances
| Cycle | Rank | Polls | MAE | Signed bias |
|---|---|---|---|---|
| 2016 | #14 / 19 | 8 | 5.42 pt | D+4.22 pp |
Recent polls
- 11/3/2016North Carolina · Senate · 2016Richard Burr 47.0 · Deborah Ross 48.0
- 11/1/2016Colorado · Senate · 2016Michael Bennet 47.0 · Darryl Glenn 44.0
- 11/1/2016Florida · Senate · 2016Marco Rubio 47.0 · Patrick Murphy 46.0
- 11/1/2016New Hampshire · Senate · 2016Kelly Ayotte 46.0 · Maggie Hassan 44.0
- 11/1/2016Pennsylvania · Senate · 2016Pat Toomey 43.0 · Katie McGinty 45.0
- 10/29/2016Pennsylvania · Senate · 2016Pat Toomey 41.0 · Katie McGinty 45.0
- 10/25/2016Florida · Senate · 2016Marco Rubio 46.0 · Patrick Murphy 46.0
- 10/25/2016North Carolina · Senate · 2016Richard Burr 45.0 · Deborah Ross 48.0
- 10/12/2016Colorado · Senate · 2016Michael Bennet 48.0 · Darryl Glenn 38.0
- 10/12/2016Florida · Senate · 2016Marco Rubio 44.0 · Patrick Murphy 36.0