From: Usability evaluation of mobile applications using ISO 9241 and ISO 25062 standards
Attribute | Metrics | Description |
---|---|---|
Effectiveness | Time to learn and use | Time to read the scenarios and to begin performing tasks |
Data entry time | Time to enter the data necessary for the execution of a task | |
Tasks time | Time to accomplish given tasks | |
Response time | Time of having the response to the requested information | |
Time to install | Installation time of applications or its update | |
Efficiency | Number of errors | Number of errors made while reading scenarios and during the task execution |
Completion rate | The percentage of participants who correctly complete and achieve the goal of each task | |
Satisfaction | Questionnaires | The QUIS v 7.0 (“Instrumentation” section) |