Statistics for the Life Sciences (5th Edition)

Published by Pearson
ISBN 10: 0-32198-958-9
ISBN 13: 978-0-32198-958-1

Chapter 1 - Introduction - Exercises 1.2.1 - 1.2.10 - Page 15: 1.2.4

Answer

The treatment of Vitamin C that was administered to the patient with cancer in the present year was not the same as the treatment given in 1976.

Work Step by Step

We can infer this solution through the bias that is created compared to the present results of previous treatments. This is the reason the control group survived much longer.
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