Assume that the life of a car engine has a Weibull distribution with a=2, A= 1 per 5 years. a. What is the probability that the engine works at least 4 years? b. In a collection of 500 engines, what...

Assume that the life of a car engine has a Weibull distribution with a=2,<br>A= 1 per 5 years.<br>a. What is the probability that the engine works at least 4 years?<br>b. In a collection of 500 engines, what is the probability that less than<br>300 engines will work at least 4 years?<br>c. What is the time to which 20% of the engines last?<br>

Extracted text: Assume that the life of a car engine has a Weibull distribution with a=2, A= 1 per 5 years. a. What is the probability that the engine works at least 4 years? b. In a collection of 500 engines, what is the probability that less than 300 engines will work at least 4 years? c. What is the time to which 20% of the engines last?

Jun 02, 2022

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Assume that the life of a car engine has a Weibull distribution with a=2, A= 1 per 5 years. a. What is the probability that the engine works at least 4 years? b. In a collection of 500 engines, what...

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