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2. The life of a certain type of engine is normally...
Mathematics, 14.05.2021 02:10 vkyles84
CUNYFirst #
Last Name:
First Name:
2. The life of a certain type of engine is normally distributed with a mean of 10 years, and a
standard deviation of 1.5 years.
(1) If one engine is randomly selected, what is the probability that the life of this engine
is between 8 and 13 years?
What are the parameters?
Answers: 3
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