The random variable X is defined by the density f(x) = 0.5u(x) e(0.5x). What is the mean of the random variable x is?

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answerhappygod
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The random variable X is defined by the density f(x) = 0.5u(x) e(0.5x). What is the mean of the random variable x is?

Post by answerhappygod »

a) 1/4
b) 1/6
c) 1/3
d) 1/5
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