Surveys
–Acceptable companion for
usability tests and expert reviews
–Keys to successful surveys
–Clear goals in advance
–Tested with small sample and reviewed
–Data to collect:
–Users background, Computer experience, Job responsibilities, Personality style, Familiarity with features, Feeling state after using an interface …
–Potential bias in online surveys
Acceptance Tests
–Establish measurable criteria instead of vague "user
friendly
–Outside organization conducts it (can be adversarial)
Goal of Reviews, Surveys and Testing
–Achieve evolutionary development
when change is relatively easy and inexpensive to accomplish.
Evaluation During Active Use
–Successful Active Use = Constant
Attention
–Strive for Percentage
Improvements
–Continuous user-performance Data Logging
–Usage data è Optimize performance, Reduce
costs
–