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Numerical Nudging: Using an Accelerating Score to Enhance Performance.

Luxi Shen1, Christopher K Hsee2

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Summary
This summary is machine-generated.

Discover how accelerating numbers boost performance. Presenting a number that increases at an increasing velocity enhances task performance, a finding with implications for digital nudging strategies.

Keywords:
accelerationevaluabilitygamegamificationmedium maximizationmotivationnudgenumber comprehensionperformancescoretoken economyvelocity

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Area of Science:

  • Behavioral Science
  • Cognitive Psychology
  • Human-Computer Interaction

Background:

  • Digital devices often present users with inherently meaningless numerical feedback, such as scores or progress indicators.
  • The impact of the pattern of change in these numbers on user behavior and performance is not well understood.

Purpose of the Study:

  • To investigate how the pattern of change in meaningless numerical feedback influences task performance.
  • To determine if numerical acceleration is a key factor in enhancing performance.

Main Methods:

  • Conducted six experiments in both laboratory and field settings.
  • Participants performed an ongoing task under different numerical feedback conditions: increasing velocity, decreasing velocity, constant velocity, and no feedback.
  • Measured task performance across all conditions.

Main Results:

  • Participants consistently performed better on the task when presented with a number that increased at an increasing velocity.
  • This performance enhancement effect, termed the 'acceleration effect,' was observed irrespective of the absolute magnitude or velocity of the number.
  • The effect persisted even when the numbers were not linked to specific rewards.

Conclusions:

  • The pattern of numerical change, specifically acceleration (increasing velocity), can significantly improve task performance.
  • This research highlights the potential of 'numerical nudging'—strategically using meaningless numbers to influence behavior.
  • Findings are particularly relevant for the design of digital interfaces and persuasive technologies in the digital age.