Step-By-Step Approach to Usability Reviews CT-UT Practice Questions (Page 5)

Questions 21–23

1. 21application · medium

   A usability review is being planned for a new internal employee onboarding portal. The review's goal is to identify any major obstacles that could prevent new hires from completing their initial paperwork. The company has a very tight timeline and budget. What is the most appropriate number of participants for this review?

   • A15 participants, to ensure a statistically significant sample size.
   • B5 participants, as this is sufficient to identify the most common and critical usability issues.
   • C30 participants, to match the number of new hires expected in the next quarter.
   • D1 participant, as a single in-depth session can provide enough qualitative data.
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2. 22application · medium

   A usability review of a hospital's patient portal has been completed. The review team has identified several issues, including a critical one where patients cannot easily find the 'Request Prescription Refill' function. The team is preparing the final report for the hospital's IT director and the portal's development team. What is the most important element to include in the report?

   • AA list of all tasks that were tested, with a pass/fail rating for each.
   • BA summary of participant demographics and their overall satisfaction scores.
   • CA detailed log of every click and error made by every participant.
   • DA prioritized list of issues with clear descriptions, evidence, and recommended design changes.
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3. 23application · medium

   After a usability review of a travel booking website, the team has the following data: 4 out of 6 participants failed to find the 'Change Flight' option, and 2 out of 6 participants complained about the font size. Which finding should be prioritized in the analysis?

   • ABoth issues should be given equal priority, as they are both usability problems.
   • BNeither issue is significant, as the sample size is too small to draw conclusions.
   • CThe 'Change Flight' issue, because it has a higher frequency and likely a higher impact on task completion.
   • DThe font size issue, because it was mentioned by participants.
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