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The results indicate the presence of heteroscedasticity across choice alternatives.
Note, the choice set must be exhaustive and the choice alternatives have to be mutually exclusive.
Experimental designs determine the purposeful mixing of choice alternatives' attributes and their levels.
DCEs have to display choice sets, containing two or more choice alternatives.
Choice-based conjoint experiments are used when choice alternatives can be described in terms of attributes.
Therefore, an important innovation was introduced: the possibility of considering choice alternatives unavailable at the time of the surveys [31].
Similar(14)
Roughly speaking, this property implies that each choice alternative (facility location) is an equal substitute to every other alternative.
The change comes with the International Stadium pitch unplayable, while first choice alternative Victoria Park in Hartlepool is unavailable.
However, in this case each choice alternative indicates an activity which can be made both in the campus and in urban area of Cosenza.
Second, alternative-specific variables that vary between the treatment scenarios but have a different impact on the choice alternative, that is, the framing type in the present study.
A few patients expressed that the need to be more cautious with food choice, alternative treatments and physical activity were constraining.
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