06 usability testing metrics
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The document discusses four types of usability metrics: performance metrics like task success, time on task, errors, and efficiency; issue metrics which identify usability issues and their severity; behavioral metrics which observe verbal and nonverbal user behavior; and self-reported metrics involving ease of use, satisfaction, clarity, and comprehension as assessed by users.
06 usability testing metrics
- 2. 1 Performance 2 Issue metrics 3 Behavioral 4 Self-reported
- 3. 1 Performance Task success Time on task Errors Efficiency 2 Issue metrics 3 Behavioral 4 Self-reported
- 4. 1 Performance Task success Time on task Errors Efficiency 2 Issue metrics Identify Issue Issue Severity 3 Behavioral 4 Self-reported
- 5. 1 Performance Task success Time on task Errors Efficiency 2 Issue metrics Identify Issue Issue Severity 3 Behavioral Obs:Verbal bhvr Obs: Nonverbal bhvr 4 Self-reported
- 6. 1 Performance Task success Time on task Errors Efficiency 2 Issue metrics Identify Issue Issue Severity 3 Behavioral Obs:Verbal bhvr Issue Severity 4 Self-reported Ease Satisfaction Clarity Comprehension etc.
- 8. 1 Opening 2 Pre-session Questionnaire 3 UT Session: Tasks 4 Post-session Questionnaire
- 9. 1 Opening A. Introductions B. Explanation C. IRB D. Qs??? 2 Pre-session Questionnaire 3 UT Session: Tasks 4 Post-session Questionnaire
- 10. 1 Opening A. Introductions B. Explanation C. IRB D. Qs??? 2 Pre-session Questionnaire Any variables that could influence metrics: demographics, familiarity, attitudes, etc. 3 UT Session: Tasks 4 Post-session Questionnaire
- 11. 1 Opening A. Introductions B. Explanation C. IRB D. Qs??? 2 Pre-session Questionnaire Any variables that could influence metrics: demographics, familiarity, attitudes, etc. 3 UT Session: Tasks A. Pre-task questionnaire C. Post-task questionnaire B. Task D. Post-task interview 4 Post-session Questionnaire
- 12. 1 Opening A. Introductions B. Explanation C. IRB D. Qs??? 2 Pre-session Questionnaire Any variables that could influence metrics: demographics, familiarity, attitudes, etc. 3 UT Session: Tasks A. Pre-task questionnaire C. Post-task questionnaire B. Task D. Post-task interview 4 Post-session Questionnaire A. Satisfaction B. Organization C. Clarity D. Aesthetics