The probability of John going to the movies today is 0.7. The probability of Sam going to the movies today is 0.4. The probability that either only John will go or only Sam will go or that both of them will go is 0.8. What is the probability that both of them will go?

The probability of John going to the movies today is 0.7. The probability of Sam going to the movies today is 0.4. The probability that either only John will go or only Sam will go or that both of them will go is 0.8. What is the probability that both of them will go?

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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