Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 1 - The Nature of Probability and Statistics - 1-4 Experimental Design - Exercises - Page 24: 4

Answer

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In an experimental study, the researcher's ability to manipulate variables makes it easy to see how a single change affects the outcome. However, researchers can skew the data while trying to manipulate the environment, which is a disadvantage.
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