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 12 - Section 12.1 - Assess Your Understanding - Applying the Concepts - Page 598: 27a

Answer

$E(low~birth~weight~babies)=17.04$ $E(not~low~birth~weight~babies)=222.96$

Work Step by Step

$E(low~birth~weight~babies)=np=240\times0.071=17.04$ $E(not~low~birth~weight~babies)=n(1-p)=240(1-0.071)=222.96$

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