The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at random. What is the probability that eight machines have a lifespan of more than 5 years O a. O 0.678 b. 0.678 OC. 0.3020 O d. 0.1074 <
The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at random. What is the probability that eight machines have a lifespan of more than 5 years O a. O 0.678 b. 0.678 OC. 0.3020 O d. 0.1074 <
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![The probability a machine has a lifespan of
more than 5 years is 0.8. Ten machines are
chosen at random. What is the probability
that eight machines have a lifespan of more
than 5 years
O
a.
b.
O C.
O d.
0.678
0.678
0.3020
0.1074
<](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd1c52b75-626b-4e5e-9a84-811189868351%2F12b908b9-f303-4aba-bbf4-f4fc1a53226a%2Fl7u25m_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The probability a machine has a lifespan of
more than 5 years is 0.8. Ten machines are
chosen at random. What is the probability
that eight machines have a lifespan of more
than 5 years
O
a.
b.
O C.
O d.
0.678
0.678
0.3020
0.1074
<
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