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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Frequency Distribution of Pedestrians in a Rectangular Grid
- D. Garbrecht
- January 1970
- Vol. 4
- No. 1
- Page 66
Frequency Distribution of Pedestrians in a Rectangular Grid
- D. Garbrecht
- January 1970
- Vol. 4
- No. 1
- Page 66
Which streets or paths in a town or university campus will be most congested by pedestrians? The author compares and illustrates the results obtained from the principles of 'random walk' (equiprobable choice at street intersections) and 'random paths'. It is shown that they are not equivalent.
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