Answer
Tap water has more dispersion.
Work Step by Step
$R=largest~value-smallest~value$
For Tap:
$R_{Tap}=7.69-7.10=0.59$
For Bottled:
$R_{Bottled}=5.28-5.02=0.26$
$R_{Tap}\gt R_{Bottled}$
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 3 - Section 3.2 - Assess Your Understanding - Applying the Concepts - Page 152: 17a
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