For a small conference, organizers estimate that 195 people will attend if Dr. Tiebol is the guest

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For a small conference, organizers estimate that 195 people will attend if Dr. Tiebol is the guest speaker and 80 people will attend if she is not the guest speaker. There is a 40% chance that the organizers will be able to get Dr. Tiebol as the guest speaker. Deter-mine the expected number of people who will attend the conference.

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A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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