Answer
P(8) = 0.1937
Work Step by Step
Using formula $P(x) = _{n}C_{x}p^{x}(1-p)^{(n-x)}$, we have:
P(12) = $_{10}C_{8}0.90^{8}(1-0.90)^{(10-8)}$
= 45. 0.4305 . 0.01
= 0.1937
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 6 - Section 6.2 - Assess Your Understanding - Applying the Concepts - Page 344: 36b
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