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# 2026-04-08 07:42:17
## _HTMAiPM_ Reference Class Forecasting (RCF)
[[hubbard_2025_project-management#Top-down Estimations Reference Class Forecasting]]
If RCF isn't informative (uniqueness bias)
then neither is project manager experience.
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blockquote syntax below is use to indicate paraphrased quotes.
standard paragraphs are my extrapolation.
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***
A **loss exceedance curve** can inform how to price a project under estimate uncertainty.
Contingency can be added to an estimate made with standard methods
sufficient to lower probability of overrun to 5%, for example.
RCF can avoid potentially faulty scaling
(square foot area, number of dwelling/sleeping units)
***
> If RCF isn't informative (uniqueness bias)
> then neither is project manager experience.
***
> A **loss exceedance curve** can inform how to price a project under estimate uncertainty.
> Contingency can be added to an estimate made with standard methods
> sufficient to lower probability of overrun to 5%, for example.