Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 15 - Section 15.4 - Assess Your Understanding - Applying the Concepts - Page 761: 23

Answer

The student surveyed married couples from her local gym, that is, she obtained a convenience sample (see page 39). The sample must be randomly selected.

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