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A Two-interval Forced-choice Task for Multisensory Comparisons
Published on: November 9, 2018
A test of two different revelation effects using forced-choice recognition.
Jennifer C Major1, Wuliam E Hockley
1Department of Psychology, Wilfid Laurier University, Waterloo, Ontario, Canada. majo1929@wlu.ca
Psychonomic Bulletin & Review
|January 31, 2008
Summary
The revelation effect, where problem-solving boosts item recognition, differs based on revealed item similarity. A same-item revelation enhances memory, while a different-item revelation does not.
Area of Science:
- Cognitive Psychology
- Human Memory
- Experimental Psychology
Background:
- The revelation effect describes increased recognition of items after a problem-solving task.
- Prior research suggests this effect depends on the relationship between the revealed item and the recognition probe.
Purpose of the Study:
- To investigate whether the revelation effect is dissociable based on the sameness or difference of the revealed item.
- To test the two-factor account of the revelation effect proposed by Verde and Rotello (2004).
Main Methods:
- Employed a two-alternative forced-choice recognition design across three experiments.
- Utilized words, nonwords, and mixed lists as stimuli.
- Manipulated whether the revealed item in the problem-solving task was the same as or different from the recognition probe.
Main Results:
- A significant revelation effect was observed when the revealed item matched the target item (same revelation condition) for both words and nonwords.
- No revelation effect was found when the revealed item differed from both recognition test alternatives (different revelation condition).
- Results were consistent across single-item and mixed-list designs.
Conclusions:
- The findings support a two-factor account of the revelation effect.
- Memory sensitivity changes underlie the effect in the same revelation condition.
- Decision criterion changes explain the effect in the different revelation condition.
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