Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 1 - Section 1.6 - Assess Your Understanding - Applying the Concepts - Page 56: 33h

Answer

The researchers controlled this experiment by making identical conditions for all tanks. They remove all other larvae, nymphs and fish. 5 tanks were treated with nymphs of Brachytron pretense while 5 tanks were kept as control units.

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