Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 5 - Section 5.1 - Assess Your Understanding - Applying the Concepts - Page 268: 54a

Answer

Qualitative variable.

Work Step by Step

Adverse effect is a qualitative variable because it allows a researcher to categorize the individuals based on some attribute. Notice that arithmetic operations cannot be performed on these attributes.
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