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Anchoring Effect

by Anonymous

Change the anchor number you see before each estimate and find out how far apart the answers drift after large numbers versus small ones.

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About this app

Anchoring Effect is an interactive learning app that demonstrates how an unrelated number seen first can influence later estimates. Draw large and small number cards while answering six estimation questions, then compare your answers with the true values and see whether the starting number pulled your judgment. Additional activities model how adjustment toward the truth can reduce anchoring and identify reference points in pricing, negotiation, menus, and donation choices.

Use cases

  • Students learning about cognitive bias and decision-making
  • Adults exploring psychology through hands-on experiments
  • Critical-thinking practice for evaluating numerical estimates
  • Negotiation and pricing discussions about first offers and reference prices

Features

  • Six-question estimation experiment with three large and three small anchor cards
  • Comparison of answers after seeing small versus large numbers
  • Results showing estimated values relative to the true value and the gap between groups
  • Slider activity illustrating adjustment from an anchor toward the true value
  • Scenario quiz covering list prices, opening offers, expensive menu items, and donation amounts
  • Explanations of ways to resist anchoring, such as estimating before seeing a number