The Basic Practice of Statistics 7th Edition

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

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
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