Researchers Conducted a Study of Landscaping Preferences Using Pair-Comparison Scaling

Multiple Choice

Researchers conducted a study of landscaping preferences using pair-comparison scaling that provided participants 28 pairwise comparisons between types of trees. What assumptions are the researchers making by choosing to use pair comparison scaling?

A) that participants will judge the trees on the same dimension
B) that, in the absence of measurement error, people would organize their preferences in exactly the same way
C) that differences between stimuli are meaningful
D) that participants rate stimuli as if they are differentiated in equal intervals