NonpartisanIndependent, data-first coverage of US elections — polls, forecasts, and prediction markets, refreshed daily.Updated daily.What's new·Methodology·Send feedback
Pollster · 388 of 1769

NYT Upshot/Siena College

GRADE CWEIGHT TIER T4NEUTRAL LEAN</> Embed
Polls scored
12
Mean error
5.7 pt
Signed bias
R+0.80
Aggregation weight
0.87
Composite quality score
0–100 · weighted of 5 measured components
59
of 100 · tier · moderate

Moderate quality. Worth checking individual signals before relying on this pollster's headline.

Aggregator weight43
Verification rate25
Sample size median67
Citation rate100
Outlier rate (inv.)not yet measured
Rater alignment82
Pollster vs editorial consensus
r-lean

Across 9 graded races, NYT Upshot/Siena College's released topline differed from the median editorial-rater consensus by an average of -2.4pp. That's a measurable R-lean vs the consensus.

Mean delta
-2.4pp
Median delta
-3.0pp
Std-dev
4.3pp
N graded
9
Recent activity
Total all time
12
Last 30d
0
Last 90d
0
Last 180d
0

Last poll 6/17/2020 (2210d ago)· status dormant

Per-cycle debrief appearances
CycleRankPollsMAESigned bias
2018#14 / 2534.62 ptD+1.72 pp
Recent polls