Mathematics, 18.07.2020 22:01 briannmalcolmp3l4pz
Two components of a minicomputer have the following joint pdf for their useful lifetimes X and Y:
f(x, y)= xe^−x(1+y) for x≥0 and y≥0
0 Otherwise
a. What is the probability that the lifetime X of the first component exceeds 3?
b. What is the probability that the lifetime of at least one component exceeds 3?
c. Are the two lifetimes independent?
Answers: 2
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Two components of a minicomputer have the following joint pdf for their useful lifetimes X and Y:
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