Answer
$R^2=69.7$%
This means that 69.7% of the variability of the number of chirps per second is explained by the least-squares regression line.
Work Step by Step
$R^2=r^2=0.835^2=0.697=69.7$%
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 4 - Review - Test - Page 250: 1j
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