Realism and Adaptation in Designing Hypothetical travel Choice Concepts
For external validity, SP experiments need to present choices that are realistic for the respondents. The use of portable computers in interviewing has many advantages.
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Personal Taste Variations
- T. Fowkes M. Wardman
- January 1988
- Vol. 22
- No. 1
- Page 27
Personal Taste Variations
- T. Fowkes M. Wardman
- January 1988
- Vol. 22
- No. 1
- Page 27
Guidance is given on designing SP experiments. A good design will result by trial and error from gradual amendment of earlier drafts. Allowance must be made for variations in taste, for example in valuations of time and cost.
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