Elementary Statistics (12th Edition)

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

Chapter 4 - Probability - 4-5 Multiplication Rule: Complements and Conditional Probability - Basic Skills and Concepts: 32

Answer

$0.0248$

Work Step by Step

We can use the multiplication rule: P(at least one positive):1-P(no one of them are positive) =$1-(1-0.005)^{5}=0.0258$ This probability is quite low, other tests are not so much needed.
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