Quantitative Usability
We have compiled a collection of informative articles covering a range of topics related to usability testing, user-centered design, and more, with a focus on quantitative data and analysis.
Each article is centering around a concept of usability, describing it from a quantitative data and analysis approach. A list of resources for anyone involved in creating digital products and services with valuable insights and practical tips to enhance the user experience.
UMUX-Lite: A detailed insight on the UMUX’s kid
TL;DR: The UMUX-Lite is a short 2-items questionnaire that incorporates the TAM. It has good psychometric properties and can be correlated with the System Usability Scale. The UMUX-Lite is really a direct descendant of UMUX, it assumes that user acceptance of a new technology is based on its perceived usefulness (Item 2 of the UMUX) […]
Understanding the UMUX: A guide to the short but accurate questionnaire
TL;DR: The UMUX is a short, 4 items questionnaire that correlates to the System Usability Scale. It is a valid and reliable way of measuring perceived usability. Its short form makes it a good asset in a researcher’s toolbox of UX Metrics that can be administered in-the-wild or on user testings. There are a lot […]
The positive SUS: as good as the original
TL;DR: The positive SUS, designed by Sauro and Lewis in 2011, is as good at measuring perceived usability as the original System Usability Scale designed by Brooke in 1996. The positive SUS could help in studies in which cognitive load is a concern, while the original SUS ability to detect acquiescence bias could be used […]
