Answer
Total Cell Phones = 160
Cell phones using code 5 = 85
P(cell phone is using color code 5) = 85/160
= 0.531
Work Step by Step
As given in answer
Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 3 - Probability - Exercises 3.35 - 3.62 - Applying the Concepts - Intermediate - Page 134: 3.58a
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