Elementary Statistics: Picturing the World (6th Edition)

Published by Pearson
ISBN 10: 0321911210
ISBN 13: 978-0-32191-121-6

Chapter 3 - Probability - Section 3.4 Additional Topics in Probability and Counting - Exercises - Page 174: 8

Answer

$_{16}P_{2}=240$

Work Step by Step

$_{n}P_{r}=\frac{n!}{(n-r)!}$ $_{16}P_{2}=\frac{16!}{(16-2)!}=\frac{16\times15\times14!}{14!}=16\times15=240$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.