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Could you assist me with this question Please? thank you 6. Let X have the following PDF f(x) = x-2 for r= -1, 0, 1,

Could you assist me with this question Please?

thank you

6. Let X have the following PDF f(x) = x-2 for r= -1, 0, 1, 3. 7 find E(X ) and Var(X)

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