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The testing effect in free recall is associated with enhanced organizational processes
Franklin M Zaromb1, Henry L Roediger
1Washington University, St. Louis, Missouri, USA. fzaromb@ets.org
Memory & Cognition
|December 16, 2010
Summary
Testing enhances free recall by improving how information is organized. More frequent testing leads to better memory retrieval and organization of categorized information, suggesting retrieval schemas are key.
Area of Science:
- Cognitive Psychology
- Educational Psychology
Background:
- The testing effect demonstrates that retrieval practice enhances long-term retention.
- Organizational processing is crucial for effective memory recall.
- The relationship between testing and organizational processing in free recall remains an area of investigation.
Purpose of the Study:
- To investigate whether the testing effect in free recall is linked to improved organizational processing.
- To determine how the frequency of testing and studying influences recall performance.
- To examine the impact of testing on category accessibility and item recall within categories.
Main Methods:
- Two experiments utilized categorized word lists with varying study and testing trial frequencies.
- Experiment 1 involved three conditions with different study-test ratios.
- Experiment 2 compared groups with different prior testing schedules before a final recall test.
Main Results:
- Recall performance was positively correlated with the number of tests and negatively correlated with the number of study trials.
- Increased testing led to greater category access and recall of items within categories.
- Testing also improved a measure of list organization and category clustering.
Conclusions:
- The benefits of testing in free recall learning stem from the development of retrieval schemas.
- Testing facilitates memory organization, thereby enhancing recall.
- Retrieval practice plays a significant role in structuring memory representations.
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