Answer
Set I is more accurate because the average is closer to the true value of 22.52%.
Work Step by Step
I. $(22.52+22.48+22.54)\div3=67.54\div3=22.51$
II. $(22.64+22.58+22.62)\div3=67.84\div3=22.61$
Chemistry: The Central Science (13th Edition)
by Brown, Theodore E.; LeMay, H. Eugene; Bursten, Bruce E.; Murphy, Catherine; Woodward, Patrick; Stoltzfus, Matthew E.
Published by
Prentice Hall
ISBN 10:
0321910419
ISBN 13:
978-0-32191-041-7
Chapter 1 - Introduction: Matter and Measurement - Additional Exercises - Page 38: 1.63a
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