Answer
$µ_{Male/U}=19.825$
$s_{Male/U}=0.5795$
Work Step by Step
$µ_{Male/U}=\frac{20.6+19.2+19.8+19.7}{4}=19.825$
$s_{Male/U}=\sqrt {\frac{(20.6-19.825)^2+(19.2-19.825)^2+(19.8-19.825)^2+(19.7-19.825)^2}{4-1}}=0.5795$
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 13 - Section 13.4 - Assess Your Understanding - Applying the Concepts - Page 669: 22d
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