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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 does not adopt the book?
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