probability to observe 14 out of 60 drivers using the bridge?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 14T: An unbalanced coin is weighted so that the probability of heads is 0.55. The coin is tossed ten...
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The drivers are given a choice about how to cross a river in a town. The choices are either to use the bridge or the tunel. Both of the two options have the same length and take the same time.
Let's suppose that when it is raining 4 out of 5 drivers prefer to use the tunnel. In that case, what is the probability to observe 14 out of 60 drivers using the bridge? 

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