Find i) The joint density function of X₁ and X₂. ii) P(X₁ >1, X₂ > 1) iii) P(X₂ <5)

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Suppose that random variables X₁ and X₂ have exponential distribution with expected value of
and respectively. Assume that X₁ and X₂ are independent of each other.
Find
i) The joint density function of X₁ and X₂.
ii) P(X₁ >1, X₂ > 1)
iii) P(X₂ <5)
Transcribed Image Text:Suppose that random variables X₁ and X₂ have exponential distribution with expected value of and respectively. Assume that X₁ and X₂ are independent of each other. Find i) The joint density function of X₁ and X₂. ii) P(X₁ >1, X₂ > 1) iii) P(X₂ <5)
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