Answer
$R^{2} = 78.2\%$
Hence, 78.2% of the variability in GE’s rate of return is explained by the variability in the rate of return of the S&P 500.
Work Step by Step
Calculate $R^{2}$ in Minitab from the stats menu and then use regression.
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 - Section 4.3 - Assess Your Understanding - Applying the Concepts - Page 233: 31i
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