Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 11 - Counting Methods and Probability Theory - 11.4 Fundamentals of Probability - Exercise Set 11.4 - Page 717: 81

Answer

makes sense.

Work Step by Step

It is certain that we get either head or tail when we toss a coin. The probability of an event that is certain to occur is 1. We also know that it is impossible to get head and tail simultaneously. The probability of an event that cannot occur is 0. Therefore, the given statement makes sense.
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