Answer
Mean:
$μ_X=5$
Standard deviation:
$σ_X=1.581$
Work Step by Step
Mean:
$μ_X=np=10×0.5=5$
Standard deviation:
$σ_X=\sqrt {np(1−p)}=\sqrt {10\times0.5(1-0.5)}=\sqrt {10\times0.5\times0.5}=1.581$
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 - Section 6.2 - Assess Your Understanding - Vocabulary and Skill Building - Page 344: 33c
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