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 picking metrics and how to start creating a system. The third part gives an overview of how to implement the metrics system and analyse the results.
There are various ways to measure usability. The most common methods include carrying out user surveys and/or polls, conducting user tests and measuring user statistics. Each method has its own important role and appropriate time in the process of measuring usability and product development as a whole. First of all, you should determine the purpose of measuring as it helps to choose the appropriate method or combination of methods.