Answer
$μ_{X ̅}=3$
$σ_{X ̅}=0.245$
Work Step by Step
$μ_{X ̅}=μ=3$
$σ_{X ̅}=\frac{σ}{\sqrt n}=\frac{\sqrt 3}{\sqrt {50}}=0.245$
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 8 - Section 8.1 - Assess Your Understanding - Applying the Concepts - Page 412: 27b
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