Study of collaborative usability evaluation methods in transactional web area

Usability is a key quality feature to the success of interactive system. Usability includes a set of metrics and evaluation methods in order to obtain efficient systems, easy to use and easy to learn. Usability evaluation methods are quite diverse; its realization depends of variables like costs, time availability, among others. In that sense, this paper presents the analysis of the obtained results from the development of a set of usability evaluation methods designed collaboratively using a methodology provided by the Collaboration Engineering approach. The analisys is based on a set of metrics related to usability problems detection and time. This in order to identify the usability evaluation methods that obtain more appropriate results in transactional web area.