An advertising firm conducts 7 different campaigns, each in 14 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, implying a controlled intervention to observe the effects.

An Advertising Firm Conducts 7 Different Campaigns, Each in 14