Answer
A correlation does exist.
Work Step by Step
For the given $n$ in the table for $\alpha=0.05$ we have $r=0.602$. $|0.73|\gt0.602$, thus we can say that a correlation does exist.
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 12 - Statistics - 12.6 Scatter Plots, Correlation, and Regression Lines - Exercise Set 12.6 - Page 831: 46
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