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foreignev
13.06.2020 •
Mathematics
A firm maintains 22 cars for business purposes. From past experience, it is known that approximately 10% will require major engine service during a one-year period. What is the probability that at most 1 car will require major engine repair next year?
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Ответ:
The probability that at most 1 car will require major engine repair next year is P=0.3392.
Step-by-step explanation:
This can be modeled as a binomial random variable, with n=22 and p=0.1.
The probability that exavtly k cars will require major engine repair next year is:
Then, the probability that at most 1 car will require major engine repair next year is:
Ответ:
D. 10.5 ft
Step-by-step explanation:
3 times 3.5 = 10.5.