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The revelation effect in frequency judgment.
1Louisiana State University, Baton Rouge, USA. bbornstein2@unl.edu
Memory & Cognition
|May 16, 2001
Summary
The revelation effect increases frequency judgments for revealed words over intact words. This memory phenomenon was stronger for more frequent words and distorted test items.
Area of Science:
- Cognitive Psychology
- Memory Studies
- Human Cognition
Background:
- The revelation effect describes how revealing previously hidden information enhances memory recall.
- Understanding this effect is crucial for memory research and applied fields like education and eyewitness testimony.
Purpose of the Study:
- To investigate the revelation effect in a frequency judgment task.
- To examine how word frequency and test item presentation influence the revelation effect.
Main Methods:
- Participants estimated word frequencies after initial exposure.
- Words were presented either intact or revealed via word fragment completion during the test phase.
- Actual word frequencies varied (1, 2, 4, or 8 presentations).
Main Results:
- Revealed words consistently yielded higher frequency estimates than intact words.
- The revelation effect intensified with increasing actual word frequency in two experiments.
- The effect persisted even when the revealed word differed from the initially judged word.
- More distorted test items led to higher frequency estimates.
Conclusions:
- The revelation effect reliably enhances frequency judgments, suggesting a robust memory bias.
- Factors such as word frequency and item distortion modulate the strength of this effect.
- This research contributes to understanding memory retrieval processes and potential biases.