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No anchoring effect in temporal momentum effect: Evidence from a comparison paradigm
Marie Jacquel1, Arnaud Viarouge1, André Knops1
1Laboratoire de Psychologie du Développement et de l'Éducation de l'Enfant, Université Paris Cité, LaPsyDÉ, CNRS, F-75005, Paris, France.
The temporal momentum effect (TME) shows biases in time perception during arithmetic. New research suggests these distortions occur in comparison tasks, not just reproduction, indicating general cognitive processes.
Area of Science:
- Cognitive Psychology
- Psychophysics
- Neuroscience
Background:
- The temporal momentum effect (TME) describes systematic distortions in temporal arithmetic.
- Previous studies primarily used reproduction paradigms, limiting understanding of TME's cognitive basis.
Purpose of the Study:
- To investigate the temporal momentum effect (TME) using a psychophysical comparison paradigm.
- To determine if TME is exclusive to reproduction tasks or reflects broader temporal cognition.
Main Methods:
- Employed a psychophysical comparison staircase paradigm to minimize motor demands.
- Conducted two experiments manipulating operand presentation and operation types.
Main Results:
- Experiment 1 revealed underestimation of addition and overestimation of subtraction, consistent with TME in subjective duration.
- Experiment 2 found no anchoring effect based on operand order, ruling out this explanation for TME.
Conclusions:
- Temporal momentum effect-like biases are not limited to reproduction tasks and can occur in comparison paradigms.
- Findings support the notion that TME arises from mental manipulation of temporal intervals, though mechanisms require further study.
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