Pollster · 183 of 1769
CNN/SRSS
Polls scored
5
Mean error
4.8 pt
Signed bias
D+4.79
Aggregation weight
1.00
Composite quality score
0–100 · weighted of 5 measured components—
limited data · tier · low-volume
Too few polls (5) for a confident composite score. The per-component bars below are shown for transparency, but with this little volume a high bar can come from a single poll — treat them as provisional, not a headline grade.
Pollster vs editorial consensus
d-leanAcross 7 graded races, CNN/SRSS's released topline differed from the median editorial-rater consensus by an average of +2.1pp. That's a measurable D-lean vs the consensus.
Mean delta
+2.1pp
Median delta
+3.0pp
Std-dev
2.9pp
N graded
7
Recent activity
Total all time
7
Last 30d
0
Last 90d
0
Last 180d
0
Recent polls
- 10/25/2024Arizona · Senate · 2024Ruben Gallego 51.0 · Kari Lake 43.0
- 10/25/2024Nevada · Senate · 2024Jacky Rosen 50.0 · Sam Brown 41.0
- 8/28/2024Arizona · Senate · 2024Ruben Gallego 47.0 · Kari Lake 44.0
- 8/28/2024Michigan · Senate · 2024Elissa Slotkin 47.0 · Mike Rogers 41.0
- 8/28/2024Nevada · Senate · 2024Jacky Rosen 50.0 · Sam Brown 40.0
- 8/28/2024Pennsylvania · Senate · 2024Bob Casey Jr. 46.0 · Dave McCormick 46.0
- 8/28/2024Wisconsin · Senate · 2024Tammy Baldwin 51.0 · Eric Hovde 45.0