Elementary Statistics (12th Edition)

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

Chapter 4 - Probability - 4-3 Addition Rule - Basic Skills and Concepts: 27

Answer

$0.1295$

Work Step by Step

We know that $probability=\frac{number \ of \ good \ outcomes}{number\ of\ all\ outcomes}$. By checking the data from the table we get: $P(refused)=\frac{156}{1205}\approx0.1295$. High refusal rate represents the population, because those who refuse ca be part of to a certain group with different opinions.
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