Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 1 - Section 1.6 - Design of Experiments - Exercises - Page 22: 1.32

Answer

a. It is a designed experiment. b. It is a double-blind experiment.

Work Step by Step

a. The women are randomly assigned to two different groups. b. Neither experimenter (the doctor) nor participants (the women) know which groups they belong to.
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