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An analysis of procedures that affect response variability.

Joseph D Dracobly1, Claudia L Dozier2, Adam M Briggs2

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Summary
This summary is machine-generated.

This study explored response variability in children, finding that specific reinforcement schedules effectively increase variability and novelty. Schedule-correlated stimuli were also used to rapidly alternate between repetition and variation.

Keywords:
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Area of Science:

  • Behavioral psychology
  • Experimental analysis of behavior

Background:

  • Response variability is influenced by reinforcement and stimulus control.
  • Lag reinforcement schedules increase variability but may lead to stereotypy.
  • Limited research exists on optimal variability levels and alternation between repetition and variation.

Purpose of the Study:

  • To evaluate response variability levels in children.
  • To assess the impact of different procedures on response variability and novelty.
  • To investigate the use of schedule-correlated stimuli for rapid alternation between repetition and variation.

Main Methods:

  • Study 1: Assessed variability levels across a group of children.
  • Study 2: Employed fixed lag 4 and variable lag 4 schedules to measure variability and novelty.
  • Study 3: Utilized schedule-correlated stimuli to control alternation between repetition and variation.

Main Results:

  • Study 1 revealed a bimodal distribution of children with either low or high response variability.
  • Fixed lag 4 and variable lag 4 schedules yielded the highest levels of variability and novelty for most children.
  • Schedule-correlated stimuli successfully controlled rapid alternation between repetitive and varied responding.

Conclusions:

  • Response variability in children exhibits distinct patterns.
  • Specific lag reinforcement schedules are effective in enhancing response variability and novelty.
  • Schedule-correlated stimuli offer a method for precise control over response alternation.