Question: 4. For what value of the constant C do the function f ( x ) = C 2 x (a) defifind a probablity masss function

4. For what value of the constant C do the function f(x) = C2x

(a) defifind a probablity masss function on the positive intergers 1, 2, .

(b) For the random variable X with the above probability mass function,

fifind the probability that X is even.

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