(c) What is the probability that the lifetime of at least one component exceeds 4? (Do not round intermediate values. Round your answer to three decimal places.) 0.268

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(c) What is the probability that the lifetime of at least one component exceeds 4? (Do not round intermediate values. Round your answer to three decimal places.)
0.268
Nood Holn?
Transcribed Image Text:(c) What is the probability that the lifetime of at least one component exceeds 4? (Do not round intermediate values. Round your answer to three decimal places.) 0.268 Nood Holn?
Two components of a minicomputer have the following joint pdf for their useful lifetimes X and Y:
xe-x(1 + y)
x 2 0 and y 2 0
f(x, y) = .
otherwise
Transcribed Image Text:Two components of a minicomputer have the following joint pdf for their useful lifetimes X and Y: xe-x(1 + y) x 2 0 and y 2 0 f(x, y) = . otherwise
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