Within-item strategy switching: an age comparative study in adults.
Eléonore Ardiale1, Patrick Lemaire
1Aix-Marseille Université, Centre National de la Recherche Scientifique, IUF, Marseille, France.
Psychology and Aging
|May 9, 2012
Summary
Young and older adults can switch problem-solving strategies mid-task. Older adults switch less, incurring greater cognitive costs, impacting estimation precision and revealing age-related differences in strategic flexibility.
Area of Science:
- Cognitive Psychology
- Developmental Psychology
- Neuroscience
Background:
- Problem-solving often involves strategy selection.
- Within-item strategy switching is a key aspect of cognitive flexibility.
- Aging can impact cognitive control and strategy use.
Purpose of the Study:
- To investigate within-item strategy switching in computational estimation.
- To examine age-related differences in strategy switching behavior.
- To understand the impact of strategy switching on performance and cognitive costs.
Main Methods:
- Two experiments involving young and older adults performing a computational estimation task.
- Participants estimated two-digit multiplication problems using rounding strategies.
- Manipulation of strategy switching opportunities and instructions.
Main Results:
- Participants successfully switched strategies within items, particularly when initial strategy was suboptimal.
- Older adults exhibited less frequent strategy switching than young adults.
- Strategy switching improved estimation precision but incurred cognitive costs, especially when switching from difficult to easy strategies.
- Older adults experienced larger strategy switching costs than young adults.
Conclusions:
- Individuals can adapt their problem-solving strategies dynamically within a single task.
- Age-related declines in cognitive flexibility are evident in reduced within-item strategy switching.
- Understanding strategy switching dynamics is crucial for cognitive aging research and interventions.
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