Answer
Let X = People with O blood
$P(X \geq 1) = 1 - P(X \lt 1)$
= 1 - P(X = 0)
= 1 - $(.928)^{10}$
= 0.5263
Work Step by Step
Let X = People with O blood
$P(X \geq 1) = 1 - P(X \lt 1)$
= 1 - P(X = 0)
= 1 - $(.928)^{10}$
= 0.5263
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 13 - General Rules of Probability - Chapter 13 Exercises - Page 320: 13.28
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