Table 6 Computer system usability questionnaire results for information quality

The system gives error messages

4.50

2.44

that clearly tell me how to fix problems

Whenever I make a mistake using the

5.43

1.95

system, I recover easily and quickly

The information (such as online

5.29

1.90

help, on-screen mes-sages, and other

documentation) provided with this

system is clear

It is easy to find the information I needed

6.07

1.27

The information provided for the

5.93

1.39

system is easy to un-derstand

The information is effective in helping

6.14

1.17

me complete the tasks and scenarios

The organization of information on the

6.29

1.14

system screens is clear

Information Quality

5.66

1.20