Regarding the measurement of usability attributes:
A)reliability is measured by performing common use cases
B)errors are measured by counting minor and catastrophic errors made by users.
C)learnability is determined by measuring the time it takes to explain an interface to a new user
D)users are needed to measure efficiency

Question

Quizplus · Accepted Answer

Errors in usability are typically measured by counting the number and severity of errors made by users during interaction with a system.

Regarding the Measurement of Usability Attributes