Usability Evaluation

There are generally three types of usability evaluation methods: Testing, Inspection, and Inquiry.

In Usability Testing approach, representative users work on typical tasks using the system (or the prototype) and the evaluators use the results to see how the user interface supports the users to do their tasks. Testing methods include the following:

In Usability Inspection approach, usability specialists -- and sometimes software developers, users and other professionals -- examine usability-related aspects of a user interface. Commonly used Inspection methods are:

Here, usability evaluators obtain information about users' likes, dislikes, needs, and understanding of the system by talking to them, observing them using the system in real work (not for the purpose of usability testing), or letting them answer questions verbally or in written form. Inquiry methods include:

Ask usability advisor about recommendations for usability evaluation methods for your project needs.

Extra: find a usability expert near you!

Usability Evaluation & Software Development Cycle. See how different usability evaluation methods can be used at different stages of software development life-cycle.

Cost of Usability Evaluation Methods
Find out how much it costs to run these usability evaluations.
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Google News on Usability

AMA Calls for Design Overhaul of Electronic Health Records to Improve Usability - American Medical Association (press release) (blog)

Official Release of ZWCAD+ 2015: Extended Usability in 3D and GIS - WhaTech

Google Announces “Simply Secure” To Improve Usability Of Open Source ... - Tom's Hardware

David Bray: FCC Starts Website Design, Usability, Content Revamp - ExecutiveGov

Riak Enterprise 2.0 enhances NoSQL database usability - BetaNews

AMA calls on vendors, feds to improve usability of EHRs - The Oncology Report

Friendly Smiles Dental Care Improves Patient Usability and Engagement with ... - Insurance News Net

iPhone 6 models come with a tweaked UI for improved usability -

AMA Urges Overhaul of Electronic Medical Records - Wall Street Journal

Lexus NX200t Reviewed, Rated for Tech and Usability - Carscoops (blog)

  • This Web site was originally developed when I was a summer intern at the Human Factors group of US WEST, with the help of Pawan Vora.
  • The way to classify usability evaluation methods into testing, inspection, and inquiry, and the description of some techniques, are borrowed and used with permission from the Usability Methods Toolbox by Mr. James Hom.