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Published on: January 14, 2020
Perceptual experience and posttest improvements in perceptual accuracy and consistency
Jeffrey B Wagman1, Dawn M McBride, Amanda J Trefzger
1Department of Psychology, Illinois State University, Normal, Illinois 61790, USA. jbwagma@ilstu.edu
Perception & Psychophysics
|August 23, 2008
Summary
Perceptual accuracy improves with knowledge of results (KR) during practice, but perceptual consistency improves with or without KR. The frequency of KR impacts accuracy, while practice frequency does not affect consistency.
Area of Science:
- Motor Learning
- Perceptual-Motor Skills
- Cognitive Psychology
Background:
- Perceptual learning is crucial for skill acquisition.
- Understanding the role of feedback during practice is essential for optimizing training.
Purpose of the Study:
- To investigate the relationship between practice conditions and improvements in perceptual accuracy and consistency.
- To determine if the frequency of knowledge of results (KR) or practice (PR) influences posttest performance.
Main Methods:
- Experiment 1: Assessed the impact of KR frequency during practice on perceptual accuracy.
- Experiment 2: Assessed the impact of PR frequency during practice on perceptual consistency.
- Both experiments involved practice sessions followed by posttests measuring perceptual performance.
Main Results:
- Perceptual accuracy improved only when practice included KR.
- Perceptual consistency improved regardless of KR inclusion.
- Higher KR frequency correlated with greater perceptual accuracy improvements.
- PR frequency did not correlate with perceptual consistency improvements.
Conclusions:
- Knowledge of results (KR) is critical for enhancing perceptual accuracy.
- Perceptual consistency can be improved independently of KR.
- Optimizing KR delivery frequency may enhance perceptual accuracy in skill learning.
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