PSI: a US pollster in the FiveThirtyEight and Silver Bulletin rating archives.
Silver Bulletin 2025
Silver Bulletin 2025| Grade | B/C |
|---|
| Rank | 416 |
|---|
| Polls analyzed | 3 |
|---|
| Predictive plus-minus (lower is better) | 0.82 |
|---|
| Average error (points) | 11.74 |
|---|
| Bias (points, as published) | -3.32 |
|---|
| House effect (points, as published) | -4 |
|---|
| AAPOR Transparency Initiative or Roper Center | No |
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| Banned by Silver Bulletin | No |
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Silver Bulletin pollster ratings archive 2025, used with credit to Silver Bulletin.
FiveThirtyEight
FiveThirtyEight| FiveThirtyEight rating (0–3) | — |
|---|
| Rank | — |
|---|
| Questions evaluated | 2 |
|---|
| POLLSCORE (lower is better) | 0 |
|---|
| Error plus-minus (lower is better) | 0.1 |
|---|
| Bias plus-minus | 0 |
|---|
| Transparency score (0–10) | 3.5 |
|---|
| AAPOR Transparency Initiative or Roper Center | No |
|---|
| Still polling | No |
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FiveThirtyEight pollster ratings, CC BY 4.0, frozen after the 2024 cycle.