Usability testing: What have we overlooked?

For more than a decade, the number of usability test participants has been a major theme of debate among usability practitioners and researchers keen to improve usability test performance. This paper provides evidence suggesting that the focus be shifted to task coverage instead.

For more than a decade, the number of usability test participants has been a major theme of debate among usability practitioners and researchers keen to improve usability test performance. This paper provides evidence suggesting that the focus be shifted to task coverage instead. Our data analysis of nine commercial usability test teams participating in the CUE-4 study revealed no significant correlation between the percentage of problems found or of new problems and the number of test users, but correlations of both variables and the number of user tasks used by each usability team were significant. The role of participant recruitment on usability test performance and future research directions are discussed.

By Gitte Lindgaard & Chattratichart Jarinee

File Type: pdf
Categories: Article, UX Research
Author: Chattratichart Jarinee, Gitte Lindgaard
Usability Testing- What Have We Overlooked?
Jasmine Moradi
WRITTEN BY

Jasmine Moradi

My name is Jasmine, and I am fascinated by the power of emotional marketing, branding, e-commerce, and technology. My expertise is through Behavioral Science and UX Research to identify what makes customers tick! I drive Insights from Consumer Research to unveil the real connections between consumers' hearts, minds & behavior, and product needs.

Leave a Reply