Accessibility 1 =f(user1 , task1 , context1 , product1 )
Accessibility 2 =f(user1 , task1 , context1 , product2 )
Rationale and benefits
- Measure performance (effectiveness and efficiency) and satisfaction
- Identify aspects of accessibility
- Compare relative accessibility of products
- Make accessibility a part of a quality plan
Justification
- Long term: reduce the need for add- on assistive technologies
- Accomodation to disabilities without increased costs
- Making applications accessible for disabled users should benefit able users as well.