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Question One (30 Marks) (a) The p.d.f of a random variable X is given by f(x)=4 () x=0, 1, 2,... 0 elsewhere Find the

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Question One (30 Marks) (a) The p.d.f of a random variable X is given by f(x)=4 () x=0, 1, 2,... 0 elsewhere Find the value of the constant k (i) (ii) P(X >2) (b) A random variable X has p.d.f given by (2(1-x). 0

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