Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 1 - Section 1.2 - Assess Your Understanding - Applying the Concepts: 19d

Answer

The researchers are trying to avoid confounding. Socioeconomic status might be a lurking variable.

Work Step by Step

Maybe adolescents of a higher socioeconomic status eat more and, then, have higher body mass index.
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