Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 5 - Section 5.5 - Assess Your Understanding - Vocabulary and Skill Building - Page 305: 16

Answer

$_4P_0 = 1$

Work Step by Step

RECALL: $_nP_r = \dfrac{n!}{(n-r)!}$ Use this definition to have: $\require{cancel} _4P_0=\dfrac{4!}{(4-0)!} \\_4P_0=\dfrac{4!}{4!} \\_4P_0 = 1$
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