Participants in a Within-Subjects Experiment Are Performing an Odor Identification

Multiple Choice

Participants in a within-subjects experiment are performing an odor identification task in which the smell of vinegar is presented at a particularly high concentration. The smell that follows the presentation of the vinegar is always poorly identified, regardless of which odorant it is. What should be a concern for this experimental design?

A) Order effects
B) Sequence Effects
C) Random allocation to groups
D) Mortality