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How different direct association routes influence the indirect route in the same Simon-like task
Chunming Luo1, Robert W Proctor2
1CAS Key Laboratory of Behavioral Science, Institute of Psychology, 16 Lincui Road, Chaoyang District, Beijing, 100101, China. luocm@psych.ac.cn.
Psychological Research
|May 16, 2018
Summary
This study investigated how different direct routes influence cognitive tasks. Findings suggest that one direct route can affect another
Area of Science:
- Cognitive Psychology
- Human Information Processing
- Experimental Psychology
Background:
- The Simon effect is typically explained by the interaction between direct (automatic stimulus-response) and indirect (instructed stimulus-response) routes.
- Distinct direct routes, such as stimulus-location-response position and location word-response position associations, have not been fully explored in relation to each other.
- Understanding these interactions is crucial for models of cognitive control and response selection.
Purpose of the Study:
- To investigate whether and how distinct direct routes (stimulus-location-response position, location word-response position, arrow direction-response position) interact.
- To examine the influence of these direct routes on responding based on a common indirect route (stimulus color-response association).
- To analyze the effects across different levels of analysis, including mean reaction time (RT) and RT distribution.
Main Methods:
- A Simon-like task was designed using location words or arrows presented in different spatial locations.
- Participants made left-right keypresses to identify the ink colors of the stimuli.
- Reaction times (RT) and RT distributions were analyzed to assess the Simon effects.
Main Results:
- In the word task, the location-based Simon effect was observed in both mean RT and RT distribution, while the word-based effect was only in RT distribution.
- In the arrow task, the location-based Simon effect appeared in RT distribution but not mean RT, with the arrow-based effect showing the opposite pattern.
- These differential effects suggest a complex interplay between direct routes depending on the task context.
Conclusions:
- The findings indicate that distinct direct routes can influence each other's impact on response selection.
- The observed patterns suggest that the task context modulates the activation and interference of these direct routes.
- This research contributes to a nuanced understanding of automatic versus instructed response pathways in cognitive tasks.
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