Example 2.3.29 Four roads lead away from a jail. A prisoner escaping from the jail and selects a road at random. If road I is selected the probability of escaping is 1/8, for road II it is 1/6, for road III it is 1/4, and if rdad IV is selected the probability of escaping is 9/10. What is the probability that the prisoner will succeed in escaping?
Example 2.3.29 Four roads lead away from a jail. A prisoner escaping from the jail and selects a road at random. If road I is selected the probability of escaping is 1/8, for road II it is 1/6, for road III it is 1/4, and if rdad IV is selected the probability of escaping is 9/10. What is the probability that the prisoner will succeed in escaping?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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
Transcribed Image Text:Example 2.3.29 Four roads lead away from a jail. A prisoner escaping from
the jail and selects a road at random. If road I is selected the probability of
escaping is 1/8, for road II it is 1/6, for road III it is 1/4, and if road IV is
selected the probability of escaping is 9/10. What is the probability that the
prisoner will succeed in escaping?
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