Dr. Bootsma designed and produced a 30 second radio commercial for a local automobile dealer. Next, she had the three most widely listened to radio stations in town play the commercial 15 times a day, everyday, for two weeks. She waited until the end of the two-week period, then she called Jack to see what his sales had been lately. What experimental design did she use?
A) time series
B) one-shot case study
C) static group comparison
D) classical experiment

Question

Quizplus · Accepted Answer

The one-shot case study design involves a single group being exposed to a treatment and then observed for an outcome, without a control group for comparison. In this scenario, the commercial was aired, and then sales were checked, fitting this design.

Dr Bootsma Designed and Produced a 30 Second Radio Commercial