An advertising firm conducts 5 different campaigns, each in 3 different cities, to promote a certain product, and tracks the product sales attributable to each campaign in each city. Determine whether the study is observational or designed.
A) designed
B) observational

Question

Quizplus · Accepted Answer

The study is designed because the advertising firm is actively conducting campaigns and tracking sales, which involves manipulation and control over the variables being studied.

An Advertising Firm Conducts 5 Different Campaigns, Each in 3