THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 259

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A company wishes to evaluate the effectiveness of a marketing campaign.Seventy five percent of all potential professors were reached in a focused advertising program.Twenty eight percent of those contacted adopted the book while 8% of the adoptions came from professors who did not receive the promotional material.Define the following events of interest:
A₁ = Professor received advertising material
A₂ = Professor did not receive advertising material
B₁ = Professor adopts the book
B₂ = Professor does not adopt the book
-What is the probability that a professor did not receive advertising material and does adopt the book?

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Definitions:

Ocean Basin

The deeper parts of the ocean, especially those that are not underlain by continental crust.

Uplift

The process by which areas of the Earth's crust are raised to higher elevations, often as a result of geological forces such as tectonic movements.

Mid-ocean Ridges

Underwater mountain ranges where new oceanic crust is formed through volcanic activity.

Oceanic Crust

The part of the Earth's crust that underlies the oceans. It is thinner, denser, and younger than the continental crust.