Answer
$p(.67\leq z\leq2.41)=.2434$
Work Step by Step
According to Table IV, page 773:
$p(0\lt z\leq.67)=.2486$
$p(0\lt z\leq2.41)=.4920$
$p(.67\leq z\leq2.41)=p(0\lt z\leq2.41)-p(0\lt z\leq.67)=.4920-.2486=.2434$
Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 5 - Continuous Random Variables - Exercises 5.20 - 5.52 - Learning the Mechanics - Page 241: 5.26c
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