Answer
1.31
Work Step by Step
Use the formula, we have
$R=\sqrt \frac{0.681^2+0.872^2-2\times0.681\times0.872\times0.746}{1-0.746^2}=1.31$
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 10 - Correlation and Regression - Review Exercises - Section 10-4 - Page 604: 14
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