OpenSUSE 10.2 installer test results (2007)

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Usability Study 2007

Motivation

• New design and workflow for the installation according to the target group

Target group

• Non-Linux users with basic or intermediate-experienced computer knowledge Goal: “I want to install Linux on my PC but I want keep my Windows system and my data”

Sample

• 12 Subjects
  • Gender: female (6), male (6)
  • Age: 22 - 27
  • PC-knowledge: basic knowledge (1), experienced without technical skills (8), experienced with technical skills (3)

Study Design: Comparative Test

• Two test conditions: openSUSE 10.2 installation vs. Ubuntu 7.04 live CD installation
• Same amount of female and male subject have randomly been assigned to each test condition
• Method: mixed, observation and questionnaires
  • Video observation with “thinking aloud”- method
  • Mood questionnaires (2-3) during waiting time
  • Socio-demographic questionnaire

Questions

• How do representative users of the target group cope with the openSUSE 10.2 installation?
• How do representative users of the target group cope with the Ubuntu 7.04 live-CD installation?
• Does the subjects moods change during the waiting time of the installations ?
• Is there a difference in change in mood between the 2 test conditions?
• Is there a difference in the subjective assessment of usability between the 2 test conditions?
• Is there a difference in the subjective assessment of perceived attractiveness between the 2 test conditions?

Results abstract

Questionnaire: AttrakDiff
Results of all attributes
Results of dimensions

Questionnaire: ISONORM 9241/10
Results