Fall 2005 21 ICE 0575 – Methods: Deciding What to Design © In-Young Ko, Information and Communications University Subjective Satisfaction 1 How pleasant it is to use the system How pleasant it is to use the system Extremely important for discretionary software Extremely important for discretionary software Measurement Measurement Interview -- rich but nonquantitative data Interview -- rich but nonquantitative data Likert Scales, e.g., Likert Scales, e.g., It was very easy to learn how to use this system.
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