Answer
$σ_x=2.025$ cars
Work Step by Step
$σ_x=\sqrt {λt}=\sqrt {0.41\times10}=\sqrt {4.1}=2.025$
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 6 - Review - Test - Page 357: 11e
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