Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 1 - Section 1.3 - Assess Your Understanding - Vocabulary and Skill Building - Page 27: 7b

Answer

The pair of courses EPR 630 and EPR 645 has a 1 in 21 chance of being selected.

Work Step by Step

There are 21 pairs of courses. So, any pair of courses has a 1 in 21 chance of being selected.
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