Let f (x) = 1/n(2 + 3n + 2) . Prove that f is a valid PMF for a discrete r.v. withsupport {0, 1, 2, 3, ...} (zero and all counting numbers). (Hint: try partial fractions.)
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Let f (x) = 1/n(2 + 3n + 2) . Prove that f is a valid PMF for a discrete r.v. with
support {0, 1, 2, 3, ...} (zero and all counting numbers). (Hint: try partial fractions.)
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