The document discusses usability testing and how to make products more usable. It defines usability and lists factors that contribute to usability such as usefulness, efficiency, and satisfaction. Non-integrated development and a focus on machines over users can reduce usability. Techniques for improving usability include user research, iterative design/testing, and heuristics for interface design. The document outlines methods for expert review and usability testing to identify and address usability issues.

1. Usability Expert
Review and
usability testing
ElizavetaSkomorokhova

2. What Do We Mean by
‘‘Usable’’?
• Usefulness
• Efficiency
• Effectiveness
• Learnability
• Satisfaction
• Accessibility

3. What is make something
less usable?
• Development focuses on the machine or system.
• Target audiences change and adapt.
• Designing usable products is difficult.
• Team specialists don’t always work in integrated ways.
• Design and implementation don’t always match.

4. Development Focuses on
the Machine or System
somebody (human); 33%
something (activity);
33%
some place(context);
33%

5. Nonintegrated approach
to product development
technical
communactions
User Interface
Design
Help and
Embedded
Assistance

6. Integrated approach to
product development
User interface
design
Help and
Embedded
Assistance
Technical
Communications

7. What Makes Products
More Usable?
• An Early Focus on Users and Tasks
• Evaluation and Measurement of Product Usage
• Iterative Design and Testing

8. What Are Techniques for
Building in Usability?
• Ethnographic Research
• Participatory Design
• Focus Group Research
• Surveys
• Paper Prototyping
• Expert or Heuristic Evaluations
• Usability Testing

9. What is usability?
The effectiveness,efficiency and satisfaction with
which specified users achieve specified goals in
particular environments.

10. What Is Usability Testing?

11. Why Test? Goals of Testing
• Informing Design
• Eliminating Design Problems and Frustration
• Improving Profitability

12. Usability Expert
Review

13. 10 Usability Heuristics by
Jakob Nielsen

14. 1. Visibility of system status

15. 2. Match between system and the real world

16. 3. User control and freedom

17. 4. Consistency and standards

18. 5. Error prevention

19. 6. Recognition rather than recall

20. 7. Flexibility and efficiency of use

21. 8. Aesthetic and minimalist design

22. 9. Help users recognize, diagnose,
and recover from errors

23. 10. Help and documentation

24. How to conduct an Expert Review

25. How to conduct an Expert Review
Define application or website goals
Define Personas
Define users’ main scenarios
Expert review
Write a report

26. Report example

27. Usability testing

28. Usability testing types