Researchers conducted a study in which they invited nutrition experts to an ice cream social. These experts were randomly given either a 17- or a 34-ounce bowl. They were then invited to serve themselves ice cream. The suspicion was that even nutrition experts would tend to take more ice cream when given a larger bowl. Which best describes this study design?
A) Paired using repeated measures
B) Paired using matching
C) Independent groups

Question

Quizplus · Accepted Answer

The study design involves independent groups because the nutrition experts were randomly assigned to one of two different groups (17-ounce bowl or 34-ounce bowl) without any pairing or matching.

Researchers Conducted a Study in Which They Invited Nutrition Experts