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: 4.15

Answer

c) a negative association

Work Step by Step

With slower reaction times tending to occur for people who die sooner, a faster reaction time would be for people who die later. With reaction time on the x-axis, there would be data points near the x-axis (for y-values) for people who have slower reaction times.
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