Graduate student Fanny Feisty designed and produced a 30-second radio commercial for Reliable Randy's Used Cars.Next,she had the three most widely listened to local radio stations air the commercial 15 times a day for two weeks.She waited until the end of the two-week period and then called Randy to check on his recent sales.What experimental design did she use?
A)Classical experiment
B)One-shot case study
C)Time series
D)Static group comparison
E)One-group pretest-post-test

Question

Quizplus · Accepted Answer

Fanny used a one-shot case study design, where she implemented a treatment (the radio commercial) and then observed the outcome (Randy's sales) without any pretest or control group.

Graduate Student Fanny Feisty Designed and Produced a 30-Second Radio