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Related Experiment Videos

Timeout and concurrent fixed-ratio schedules with human subjects.

S Striefel

    Journal of the Experimental Analysis of Behavior
    |March 1, 1972
    PubMed
    Summary
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    Human subjects preferred smaller fixed-ratio schedules. Longer timeouts were needed to switch preferences when the ratio difference was larger, showing timeout

    Area of Science:

    • Behavioral psychology
    • Operant conditioning
    • Decision-making

    Background:

    • Understanding choice behavior is crucial in behavioral psychology.
    • Fixed-ratio schedules are fundamental in operant conditioning research.
    • Investigating factors influencing preference shifts is key to understanding decision-making.

    Purpose of the Study:

    • To examine human preference between concurrent fixed-ratio schedules.
    • To determine the effect of timeout duration on preference shifts.
    • To analyze the impact of ratio difference magnitude on preference stability.

    Main Methods:

    • Human participants chose between 10 fixed-ratio schedules.
    • A timeout period was implemented after preferred schedule completion.

    Related Experiment Videos

  • Timeout duration was systematically increased to observe preference changes.
  • Response-contingent vs. response-independent reinforcement was varied.

    • Main Results:

    • Participants consistently preferred smaller fixed-ratio schedules.
    • Increasing timeout durations were required to shift preference with larger ratio differences.
    • Two out of three participants showed no change in response patterns when reinforcement shifted from response-dependent to independent.

    Conclusions:

    • Preference for smaller ratios in concurrent schedules is robust in humans.
    • Timeout duration is a critical variable in altering established preferences.
    • The mechanism of reinforcement delivery (dependent vs. independent) may not significantly impact established response patterns under these conditions.