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: 4.21

Answer

1

Work Step by Step

The professor stated that scores fall 10 points on the second exam (compared to the first exam). The scores for the first exam would be the explanatory variable (and thus on the x-axis). The scores should make a straight line with a positive correlation.
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