This paper discusses the cost-effectiveness of usability engineering and performing usability cost-benefit analyses in order to acquaint software professionals and other interested parties with these topics.
As stated in one part of it, 63% of software exceed their estimates, with the top four reasons all related to product usability:
- frequent requests for changes by users
- overlooked tasks
- users’ lack of understanding of their own requirements, and
- insufficient user-analyst communication and understanding.
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