Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 1 - Review - Test - Page 62: 19d

Answer

This study is double blind as researchers do not know which group received which treatment nor do the subjects know which treatment they are receiving.

Work Step by Step

As given above.
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