Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 12 - Analysis of Variance - 12-3 Two-Way ANOVA - Basic Skills and Concepts: 3

Answer

See below.

Work Step by Step

Interraction effect happens if the data of a factor changes compared to the different categories of the other factors. Hence we don't make individual tests if an interraction effect happens.
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