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The Dunning-Kruger effect is probably just from bimodal skill distributions

4 hours ago
  • #confidence-modeling
  • #skill-distribution
  • #Dunning-Kruger-effect
  • The Dunning-Kruger curve can be derived from a bimodal skill distribution and relative confidence assumptions.
  • Competence distribution often splits into amateurs and experts, with experts having a longer skill tail.
  • Confidence is modeled as the derivative of the skill density, leading to peaks and valleys in the curve.
  • Mount Stupid and the Valley of Despair are inherent in bimodal distributions due to shifts in peer comparisons.
  • Unimodal distributions like normal ones result in linearly increasing confidence without such extremes.
  • Interacting with experts from the start can flatten confidence fluctuations and reduce self-delusion.
  • The score in statistics, related to confidence, connects to diffusion models and equilibrium mechanics.