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Usability: What? Why? How?

A presentation used for explaining usability by doing exercises (for an internship).

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Usability: What? Why? How?

  1. 1. U S A B I L I T Y what? why? how?
  2. 2. A G E N D A WHAT is it? WHY is it important? HOW can be measured?
  3. 3. W H AT I S I T ?
  4. 4. E X E R C I S E 1 What do you think usability is? ‣ 10 min. brainstorming; ‣ 5 min. presentation/team; ‣ feedback.
  5. 5. How effectively, efficiently and satisfactorily a user can interact with a user interface. (usability.gov) usability is or The extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction in a specified context of use. (ISO) or A quality attribute that assesses how easy user interfaces are to use. (NNGroup)
  6. 6. – G E N E V I E V E B E L L , H E A D O F I N T E L’ S U S A U S E R E X P E R I E N C E G R O U P ( I N “ H O M I N G I N O N T H E H U M A N E L E M E N T ” ) “It’s not good enough to just keep producing technology with no notion of whether it’s going to be useful. You have to create stuff that people really want, rather than create stuff just because you can.”
  7. 7. W H Y I S I T I M P O R TA N T ?
  8. 8. E X E R C I S E 2 Give 10 examples/team of good and bad usability practice: ‣ 60 min. brainstorming; ‣ max. 15 min. presentation/team (do not forget the arguments); ‣ feedback.
  9. 9. –JAKOB NIELSEN “Usability is always relative to two things: who are the users, and what are they trying to accomplish with the UI.”
  10. 10. E X E R C I S E 3 Find the particularities for a culture: ‣ 20 min. brainstorming; ‣ 5 min. presentation/team; ‣ feedback.
  11. 11. –USABILA.COM “For example, feminine oriented cultures tend to favor more links on a landing page because they prefer having multiple options and making connections between more elements. Also, cultures with long-term oriented (i.e. value pragmatism and future thinking) cultures interact better with content that includes more images, while short-term oriented (i.e. value traditions) cultures prefer a more focused site where there are fewer distractions.”
  12. 12. W H AT U S E R S W A N T ‣ to find a place where their needs are understood; ‣ to easy find the answers to their questions; ‣ to talk their language and to be clear; ‣ to be in a place where they can find patterns and learn in the same time; ‣ to easy complete tasks; ‣ to be in a consistent place that can be accessed from any device.
  13. 13. H O W C A N B E M E A S U R E D ?
  14. 14. U S A B I L I T Y T E S T I N G T Y P E S ‣ person moderated; ‣ remote moderated; ‣ unmoderated from the distance; ‣ guerrilla testing; ‣ as a tester from your desk following a guide.
  15. 15. E X E R C I S E 4 Write 5 questions to find if it is in the target group for the site you tested: ‣ 15 min./individual tasks, not team; ‣ 2 min./person; ‣ feedback.
  16. 16. Q U E S T I O N S ?
  17. 17. T H A N K Y O U . for listening. for involvement. for interest.