testing: • Summative test - looks at an existing system, either as a prelaunch check or analysis of a site you’d like to improve. • Formative test - conducted on an unﬁnished system to gain insight on how to improve the design
sit within your target audience. Timeline for an e-commerce website: 1. Ask company for a subsection (typically 1000) of their customer base e.g. people who have bought from them within the past 6-12 months. 2. Email this list and explain that you’re recruiting users for testing purposes. 3. Schedule sessions in-person or online with the respondents.
than remote testing. Before • Be organised. • Have a list of participants and tasks printed oﬀ. • Use Silverback to record both the screen and user (webcam) as well as audio. • Have a PC mouse available. With the participant present • Make it clear to the user that you’re testing the site and not them. • Ensure the subject thinks out loud.
time to write a test script containing the tasks and questions you’ll ask users to perform. Tips: • Never ask yes/no or leading questions, only ask open-ended questions. • Avoid verbs e.g. “Search for a Canon DSLR camera” will direct users to the search box. • At the end of the test ask the participant for her general opinions.
between tests when you notice a usability issue rather than waiting until the end of a full round of testing. • Good if you are short on time and budget as you can immediately test an improvement with the next user.