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 - Page 20: 19a

Answer

This is an observational study as the variables are not controlled and researchers were just linking the presence of TV in the bedroom and obesity by using questionnaires. This is a cross-sectional study as it is conducted at a specific point in time.

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