Answer
There is a negative relation between X and Y.
Work Step by Step
See the picture.
$∑d_i^2=16+4+0+4+16=40$
$r_s=1-\frac{6∑d_i^2}{n(n^2-1)}=1-\frac{6\times40}{5(5^2-1)}=-1$
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 15 - Section 15.6 - Assess Your Understanding - Applying the Concepts - Page 776: 12
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