Tutorial 08 – Evaluation.
- What kinds of information and insights did it give you about the usability of the prototype?
The information and insights of “think aloud” and “user observation” method could bring a direct reaction of the user experience, while the existence of the observer and the set-up environment may influence the final result of the user being observed, which may lead to a certain mistaken observation. Certain users may react unnaturally within the situation. However, the detailed record of both verbal and non-verbal behavior gave us the valuable opportunity to quickly capture the moment of user’s both physical and mental change of the entire experience and the entire flow of the activity, which could usually be hard to be previsioned in advance.
- What aspects of the technique worked well or were frustrating?
The technique definitely captured some specific moment of the user experience, however the challenge may be laid the difference of the participants observed, who may have various levels of experience and performance due to various background differences. Thus the key to avoid frustrating result may require further narrow down the narratives of the targeting user with a clear frame of the testing criteria.