The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 4 - Scatterplots and Correlation - Check Your Skills - Page 119: 4.19

Answer

(c) no straight-line pattern, but there might be a strong pattern of another form.

Work Step by Step

A strong straight line pattern would have a correlation close to 1. However, if there is a pattern in another form (such as a parabola), then the correlation would be close to 0. A cloud of points with no visible pattern usually has a low correlation (but not as low as 0).
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