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Protocol Analysis (GPS (General Problem Solver) (Basic Idea (GPS was…
Definition
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Proponents claim that this king of language can be considered a “direct verbalization of specific cognitive processes”
asks a subject to engage in some task and concurrently talk aloud, explaining his/her thought process.
Argument
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The argument that protocol analysis works in is based on the apparent success of the GPS (General Problem Solver) system
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Conclusion
Protocol analysis is not reliable guide to what subjects are thinking and is open to serious misinterpretation by analysts, who can choose a small sample of protocols for an unrealistic problem to impose their preconceptions on the data.
Protocol analysis is based on a simplistic cognitivist model of human thinking as essentially computational, involving abstract representations of concepts, and their transformation by algorithms that are precisely specified by computer programs.