Answer
100
Work Step by Step
$\mu$ =2300 square feet, σ =500 square feet, n = 25
$\mu$ = $\mu$ _${\bar{x}}$= 2300 square feet.
$\sigma_{\bar{x}\ }$ = $\frac{σ}{\sqrt n}$ = $\frac{500}{\sqrt 25}$ = 100
Introductory Statistics 9th Edition
by Mann, Prem S.
Published by
Wiley
ISBN 10:
1-11905-571-7
ISBN 13:
978-1-11905-571-6
Chapter 7 - Section 7.2 - Mean and Standard Deviation of x - Exercises - Page 283: 7.14
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