The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 1-46414-253-X
ISBN 13: 978-1-46414-253-6

Chapter 4 - Scatterplots and Correlation - Apply Your Knowledge - Page 109: 4.8c

Answer

There is a positive association for some of the data and a negative association for the remaining data. Since all of the data does not fit into either association, that is why it doesn't make sense to describe the variables as either completely positively associated or completely negatively associated.

Work Step by Step

The graph was made in Microsoft Excel.
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