Expert estimates of probability are often off by factors…
“Expert estimates of probability are often off by factors of hundreds or thousands. [...] I used to be annoyed when the margin of error was high in a forecasting model that I might put together. Now I view it as perhaps the single most important piece of information that a forecaster provides. When we publish a forecast on FiveThirtyEight, I go to great lengths to document the uncertainty attached to it, even if the uncertainty is sufficiently large that the forecast won't make for punchy headlines.”
About This Quote
This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.
Quantifying uncertainty is crucial; it reveals the limits of predictions and guides better decisions.
In simple terms: Uncertainty matters more than point forecasts.
Embrace and communicate uncertainty.
Themes
Mood
Type
When to use this quote
- policy making
- investment decisions
- public communication
- research planning
Key Concepts
Questions to Reflect On
- How do you convey uncertainty to non‑technical audiences?
- What decisions change when uncertainty is highlighted?
Overemphasis on precise numbers can mislead if uncertainty is ignored.