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usability reporting

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usability reporting

  1. 1. Usability testingAnalyzing and reporting data
  2. 2. Identify users/audiences Understand user needs & goals Requirements Analysis Understand client needs & goalsR e s e a r c h Technical requirements & limitations Conceptual Research previous versions Design Research competition Mockups & Use cases Prototypes Task analysis Information architecture Production Mockup generation Mockup evaluation Launch Production Quality assurance User problem tracking
  3. 3. Assuming 5 users & the following measures: 1. Demographics, background 2. Task completion 3. Time on task 4. Expected difficulty 5. Actual difficulty 6. Observations 7. Overall satisfaction
  4. 4. 1. Demographics, background 3 2.25 40% 1.5 60% 0.75 0 Male Female Male Female
  5. 5. Graduate (G1) M 30 SeniorElectrical and Computer Engineering
  6. 6. Participants Info. 4 Grad students (male) 1 Faculty member (female) Who Mechanical Eng. Material Eng. Electrical & Computer Eng. How often Once a week (average) Age 27.2 years old (average) Range: 20~40
  7. 7. Participants Info. (Cont’d) Total length of usage Time spent per Log-in 4 5 4 3 2.5 Hour(s)Year(s) 3 2 2 1.7 1 1 0 0 P1 P2 P3 P4 P5 AVE P1 P2 P3 P4 P5 AVE Participant # Participant #
  8. 8. 1. Demographics, background Which presentation mode did you like best?
  9. 9. 1. Demographics, background Which presentation mode did you like best?Show & Tell:Recognition rather than Recall
  10. 10. 1 2 40% 60%3 Participants Info. 4 Participants Info. (Cont’d) Total length of usage Time spent per Log-in 4 Grad students (male) 5 4 1 Faculty member (female) Who 3 4 Mechanical Eng. 2.5 Material Eng. Hour(s) Year(s) 3 Electrical & Computer Eng. 2 2 1.7 How often Once a week (average) 1 1 0 27.2 years old (average) 0 Age P1 P2 P3 P4 P5 AVE P1 P2 P3 P4 P5 AVE Participant # Participant # Range: 20~40
  11. 11. 1. Demographics, background Which presentation mode did you like best?
  12. 12. 1. Demographics, background Which presentation mode did you like best? Because of small number of users, present both averages and individual data.
  13. 13. 2. Task completion5 users -- 5 tasks• All 5 users completed tasks 1 and 2• 3 users completed task 3; 1 partial completion, 1 incomplete• 3 users completed task 4; 2 partial completions• 2 users completed, 3 partial completions
  14. 14. 3. Time on task5 users -- 5 tasks T1 T2 T3 T4 T5 U1 U2 U3 U4 U5
  15. 15. 3. Time on task5 users -- 5 tasks T1 T2 T3 T4 T5 U1 U2 Average per user U3 OR Average per task? U4 U5
  16. 16. Which task was more difficult to complete? Mean Time-on-Task (95%CI) 270! 240! 210! 203! 180! 150! Time(sec) 120! 90! 75! 66! 60! 49! 30! 25! 0! Task#1! Task#2! Task#3! Task#4! Task#5!
  17. 17. Is this graph useful? Why?
  18. 18. 4. Expected difficulty and 5. Actual difficulty• Per task?• Average across tasks?
  19. 19. 4. Expected difficulty and 5. Actual difficulty• Per task?• Average across tasks?
  20. 20. 4. Expected difficulty and 5. Actual difficulty
  21. 21. 6. Observations• What do you think would be important to report?• How?
  22. 22. 7. Overall satisfaction
  23. 23. Overall “barometer” # of Participants 0 1 2 3 4 5 Search 1 1 3 Feature Ease of 4 1 NavigationTerminology 3 2 ClarityOrganization 3 2 Clarity Satisfied Neutral Disatisfied
  24. 24. Meaningful, Easy to read & Understand 1. Demographics, background 2. Task completion 3. Time on task 4. Expected difficulty 5. Actual difficulty 6. Observations 7. Overall satisfaction

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