When it comes to creating a webpage, app or data system, both big picture, as well as details, are important. On the one hand, all interest groups and final users should have a chance to express their points of view and wishes. On the other hand, it is necessary that all key aspects are formed into a single vision in the initial phase. The most common way to do that is prototyping.
In the second part of this series, we gave advice on what to keep in mind upon creating metrics and how to start creating a system. In the final part we discuss metric formulas and calculations, explain how to interpret the results and what to do with the information.
In the first part of “How to measure usability?", we explored the purpose and usefulness of metrics. In this article, we give advice on what to keep in mind upon pic