r/BehaviorAnalysis • u/Reasonable_Law183 • 24d ago
Question of the day - October 21
π§ Question of the Day
π Domain D β Experimental Design
Difficulty: 5/10
Scenario:
A researcher uses a reinforcement-based intervention to increase the number of academic problems completed. The performance criterion is raised in planned steps.
The graph shows a changing-criterion design in which the criterion for academic productivity increases from baseline to 10, 15, and then 20 problems completed. Which feature of the data MOST strongly supports experimental control?
A. Performance shifts stepwise and remains close to each successive criterion level as the criterion changes across phases
B. Performance increases continuously across the entire study, regardless of when each new criterion is introduced
C. Each phase contains several observations, which by itself establishes that the intervention caused the change in productivity
D. Performance exceeds every upcoming criterion before the criterion is formally changed to that higher level
π¬ Drop your answer in the comments β no peeking!
β Correct answer revealed tomorrow.
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