Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 4 - Probability - 4-4 Multiplication Rule: Basics - Beyond the Basics: 32



Work Step by Step

The birthdays of people are independent, therefore we can use the substitution rule: $P(no \ people \ have \ the \ same \ birthday)=\frac{365}{365 } \cdot \frac{364}{365 } \cdot \frac{363}{365 } \cdot \frac{362}{365 } \cdot ... \frac{341}{365 } \cdot=0.4313$
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