When conducting an efficacy study, which of the following should you do?
A) Invite people to view campaign message online and then complete a questionnaire about the campaign
B) Survey people before and after they have been exposed to the campaign
C) Exposing people to campaign materials in a controlled environment and evaluate their immediate response
D) Measure the number of people expose to the campaign message

Question

Quizplus · Accepted Answer

An efficacy study Involves exposing people to campaign materials in a controlled environment such as a classroom or community center and evaluating their immediate responses.

When Conducting an Efficacy Study, Which of the Following Should