2. Usability is defined by 5 quality components:
1.Learnability: How easy is it for users to accomplish basic
tasks the first time they encounter the design?
2.Efficiency: Once users have learned the design, how quickly
can they perform tasks?
3.Memorability:When users return to the design after a period
of not using it, how easily can they reestablish proficiency?
4.Errors: How many errors do users make, how severe are
these errors, and how easily can they recover from the errors?
5.Satisfaction: How pleasant is it to use the design?
https://www.nngroup.com/articles/usability-101-introduction-to-usability/
Usability
12. Opening1
UT Session: Tasks3
Pre-session Questionnaire2
Post-session Questionnaire4
A. Introductions B. Explanation C. IRB D. Qs???
Any variables that could influence metrics: demographics,
familiarity, attitudes, etc.
13. Opening1
UT Session: Tasks3
Pre-session Questionnaire2
Post-session Questionnaire4
A. Pre-task questionnaire
B. Task
C. Post-task questionnaire
D. Post-task interview
A. Introductions B. Explanation C. IRB D. Qs???
Any variables that could influence metrics: demographics,
familiarity, attitudes, etc.
14. Opening1
UT Session: Tasks3
Pre-session Questionnaire2
Post-session Questionnaire4
Any variables that could influence metrics: demographics,
familiarity, attitudes, etc.
A. Pre-task questionnaire
B. Task
C. Post-task questionnaire
D. Post-task interview
A. Introductions B. Explanation C. IRB D. Qs???
A. Satisfaction B. Organization C. Clarity D. Aesthetics
18. interpretation UX prominence
specific UI
elements
feelings
opinions
attitudes
etc.
I trust…
SA 1234567 SD
What about this
UI makes you feel
this way?