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Difference between
version 21
and
version 20:
| At line 138 added 16 lines. |
| + *** Laura Downey |
| + **** usability |
| + ***** "the extent to which a product can be used by specified users to achieve specified goals with effictiveness, efficiency, and satisfaction in a specified context of users" |
| + ***** "an approach that incorporates direct user feedback througout the development cycle to reduce costs and create products and tools that meet user needs." |
| + **** benefits o fusability: increased productivity, sales and revenues, customer satisfaction; decrease traning and support costs, etc. |
| + **** real world example: after move.com completed the redesign of two problem features, users ability to find a home increases from 62 to 98 percent, sales lead generation to real estate agents increased 150%. |
| + **** user interface + functionality = usability |
| + ***** elegant or sophisticated internal algorithms don't make any diff inf the interface is bad ... |
| + **** software versus usability engineering: ui code 30 percent, now almost 50-60; maintainence, etc. |
| + ***** typical software program is released with 40 usability design problems; over 70% of CIO's state on of biggest problems is communicating with users |
| + **** incorporate usability in seek |
| + ***** collect demographic data |
| + ***** task analysis (interviews and observations) |
| + ***** apply good human factors and design principles |
| + ***** iterative design |
| + ***** gather user feedback and input: ind. interviews; group discussions; usability evals and testing; categorization exercises; self-reporting; satisfaction surveys |
| At line 139 added 1 line. |
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