X, defined over the range (1, ∞) has pdf given by: f(x) = 2/x3 Calculate E(x),...

X, defined over the range (1, ∞) has pdf given by:

f(x) = 2/x³

Calculate E(x), E(x²) and Var(x)
Calculate E(X/5) E[(X/5)²] and Var(X/5)

Expert Solution

I think I got the PDF right if it is not so then please mention your PDF properly.

orchestra answered 3 years ago

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A joint pdf is defined as f(x) =cxy for x in [1,2] and y in [4,5]...

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Let X1, X2, X3 be continuous random variables with joint pdf f(X1, X2, X3)= 2 if...

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