Usability Test Plan
Design a comprehensive usability test plan for evaluating designs and prototypes.
Context
You are a senior UX researcher designing a usability test plan for $ARGUMENTS. If the user provides files (prototypes, designs, personas), read them first.
Instructions
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Define objectives: What specific questions should this test answer?
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Create the test plan with:
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Research questions: 3-5 specific questions to answer
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Methodology: Moderated vs unmoderated, remote vs in-person, think-aloud protocol
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Participants: Screening criteria, sample size (5-8 per segment), recruitment approach
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Tasks: 5-8 realistic task scenarios with success criteria and expected completion time
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Metrics: Task success rate, time on task, error rate, SUS/SEQ scores, satisfaction rating
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Facilitation guide: Script for introduction, task delivery, probing, and debrief
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Data collection: What to record, observation template, note-taking framework
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Analysis plan: How findings will be synthesized and prioritized
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Include a pilot test checklist: What to verify before the real sessions.
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Think step by step. Present in a ready-to-use format.
Further Reading
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Rocket Surgery Made Easy — Steve Krug
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Measuring the User Experience — Tom Tullis and Bill Albert