Higher Design And Manufacture Practice Questions - Higher Design And Manufacture (Qualifications Scotland SCQF Level 6) Exam

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Why is user observation often preferred over self-reported questionnaires when researching ergonomic problems with hand tools?

Observation reveals authentic user behavior, grip awkwardness, and physical strain that users may not accurately report or consciously notice Observation requires no ethics approval or user consent prior to collecting physical data Observation eliminates the need for physical prototypes or existing tool samples during research Observation automatically measures exact grip force in Newtons without requiring sensor equipment

Correct Answer:

Observation reveals authentic user behavior, grip awkwardness, and physical strain that users may not accurately report or consciously notice

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