Decision making strategies differ in the presence of collaborative explanations: two conjoint ...
summary
Two conjoint experiments plus an eye-tracking follow-up test how rating summaries change choices: conjoint experiments, eye-tracking, multinomial logit analysis and a Gini-index for attention. With 241 respondents in the choice study and 42 in the ranking/eye-tracking study the mean rating and number of ratings dominate choice, variance reduces utility, and Maximizers spend more equal attention across attributes while Satisficers show skewed attention. Results feed into personalized regularization of recommender models.
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chapters (14)
- 0:00Introduction
- 0:27What are collaborative explanations
- 0:57Objectives
- 1:27Interpersonal differences
- 4:23Compensatory strategies
- 5:10Methodology
- 6:06Choice Based Study
- 7:08Results
- 7:41Statistical significance
- 8:06Assumptions
- 9:29Noncompensatory
- 9:52Compensatory
- 12:39Interaction Effects
- 15:22Discussion
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