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Passive viewing of the Necker cube during massed and distributed practice
1North Central Kansas Special Education Coop, Phillipsburg.
Perceptual and Motor Skills
|February 1, 1993
Summary
This study found no significant differences in Necker cube reversals between massed practice and distributed practice groups. However, learning effects were observed, with boys showing more reversals than girls on the final trial.
Area of Science:
- Psychology
- Cognitive Science
- Perceptual Learning
Background:
- The Necker cube is a classic optical illusion used to study perceptual switching.
- Understanding how practice schedules influence learning and performance is crucial in cognitive psychology.
- Previous research suggests potential differences in learning between massed and distributed practice, but findings can vary.
Purpose of the Study:
- To investigate the effects of massed versus distributed practice on Necker cube reversal rates.
- To examine potential gender differences in Necker cube perception and learning.
- To explore the relationship between cognitive rigidity and Necker cube performance.
Main Methods:
- Twenty-four high school psychology students were randomly assigned to either a massed practice group (no rests) or a distributed practice group (1-minute rests after each minute of viewing).
- Participants viewed a Necker cube for three 3-minute trials, separated by one week.
- Performance was measured by the total number of Necker cube reversals reported per trial, and rigidity scores were also assessed.
Main Results:
- No significant differences in total Necker cube reversals were found between the massed and distributed practice groups across all trials.
- While no gender differences were observed in the first two trials, boys reported significantly more reversals than girls in the third trial.
- A significant increase in reversals from Trial 1 to Trial 3 indicated learning effects within both practice groups.
- Rigidity scores did not show a significant correlation with Necker cube reversal rates.
Conclusions:
- Massed and distributed practice effects, as hypothesized, were not evident in this study, possibly due to the duration of rests between trials.
- Learning occurred over time, as evidenced by increased reversals, suggesting that perceptual adaptation is possible.
- Gender differences in Necker cube perception emerged later in the study, warranting further investigation into potential underlying mechanisms.