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Exponential distribution?
Let Y= √X. If X follows an exponential distribution with mean theta, find E(Y)
1 Answer
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- cidyahLv 75 years ago
f(x) = λ e^(-xλ) , x > 0
λet y=sqrt(x)
x= y^2
dx/dy = 2y dy
g(y) = 2 λ y e^(-y^2 λ) , y > 0
E(y) =
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