Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 1 - Introduction to Statistics - Review - Cumulative Review Exercises - Page 38: 4



Work Step by Step

$\frac{175-172}{\frac{29}{\sqrt 20}}=\frac{3}{\frac{29}{\sqrt 20}}=\frac{3\sqrt 20}{29}=0.463$
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