Usability
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Usability review

Usability review

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Usability Usability Presentation Transcript

  • Chapter 10 - Usability
    • Brian Cary - ENGL 2116
    • - Reasons for usability testing
    • - How usability fits into writing processes
    • - Understand the goal of always improving usability
    • - Know about planning sessions
    • - Recognize participants must represent users
    • - Know that usability testers must observe and record reactions
    • - Know that testers analyze the data
  • Usability
    • Usability refers to how successfully and satisfactorily a person uses a product, document, or website.
    • Usability Traits:
    • Easy to learn
    • Easy to remember
    • Efficient
    • Satisfying
    • Error free
  • Usability in the workplace
    • Usability testing helps designers and writers catch problems in their documents and websites before the final version is produced.
    • Usability testing can help writers and designers create better documents which helps users
    • Not every document must be tested
  • User-Centered Design
    • Steps to put users at the center of design:
    • Predesign
    • Usability measurement
    • Iterative design
  • Usability testing in a lab
    • 2 rooms
    • Users in one room, engaging in tasks
    • Administrators in other room, recording info
    • Microphones between rooms
    • Sometimes contracted out to companies
  • Usability testing outside a lab
    • In the field:
    • Real office, home, or other workplace environment
    • Testing takes place after something has been released
    • Real-world situations
  • Establish a team
    • Collaborative testing produces good usability
    • Can be one or two people
    • All members of team must have interest in learning more about the usability of the product
    • Must have different viewpoints
  • Define the parameters of the test
    • What is the time frame for the test?
    • What is the budget for the testing?
    • Where will the testing take place?
    • Who is the audience for the test results?
  • Define the user profile
    • Identify the type of people:
    • Age
    • Education
    • Gender
    • Job type
    • Physical characteristics
    • Stress levels
  • Establish the issues and goals of the test
    • Issues:
    • Will users be able to quickly and easily find the online registration from the home page?
    • Will users be able to recover quickly and easily if they make an error?
    • Goals:
    • Registration will be easy to reach, with only 1 mouse click from the homepage
    • Students will be able to review before submitting
  • Write the test plan
    • Allows others to see what the test will accomplish
    • It is the outline for the test and its procedures
    • Clarifies the issues and goals
  • Components of a test plan
    • Title page
    • Table of contents
    • Statement of purpose
    • Statement of test issues and goals
    • Description of test environment
    • User profile
    • List of participant tasks
    • Methods of evaluation
  • Recruit and screen participants
    • Advertising in a newspaper
    • Searching through customer lists
    • Contacting professional organizations
    • Scanning a preformed database of qualified users
  • On the Web: useit.com
    • http://www.useit.com