Dr. Knasko is performing a within-subjects experiment in which she is interested in whether the presence of an odor will affect performance on a videogame task. She has three odor conditions: Peppermint, lavender, and a no odor control. Dr. Knasko wants to use a Latin Square design to present her conditions. Which ordering reflects a Latin Square?
A) Subject 1: ABC, Subject 2: BCA, Subject 3: CAB
B) Subject 1: ABC, Subject 2: CBA, Subject 3: ABC
C) Subject 1: CAB, Subject 2: CBA, Subject 3: BCA
D) Subject 1: BAC, Subject 2: BCA, Subject 3: CAB

Question

Quizplus · Accepted Answer

A Latin Square design ensures that each condition appears exactly once in each position across orders and that each condition follows every other condition exactly once. Choice A achieves this with the sequence ABC, BCA, CAB.

Dr Knasko Is Performing a Within-Subjects Experiment in Which She