Answer
a. $5/12$
b.$1/8$
c. $2/3$
d. $23/24$
Work Step by Step
Frequency total is 24
a. Exactly 1 item
$p=10/24=5/12$
b. More than 2 items
$p=(2+1)/24=1/8$
c. At least 1 item
$p=16/24=2/3$
d. At most 3 items
$p=23/24$
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 4 - Probability and Counting Rules - 4-2 The Addition Rules for Probability - Exercises 4-2 - Page 208: 21
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