Answer
Let A denotes college student attended at least one major league baseball game last year.
Complementary event = College student who does not attended major league baseball game.
P(A') = 1-0.12 = 0.88
Work Step by Step
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Introductory Statistics 9th Edition
by Mann, Prem S.
Published by
Wiley
ISBN 10:
1-11905-571-7
ISBN 13:
978-1-11905-571-6
Chapter 4 - Section 4.3 - Marginal Probability, Conditional Probability, and Related Probability Concepts - Exercises - Page 150: 4.42
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