Question: Exercise 2.12 For what value of c is the function p, defined by p(k) = c k(k + 1) if k = 1,

Exercise 2.12 For what value of c is the function p, defined by p(k) =



c k(k + 1)

if k = 1, 2, . . . , 0 otherwise, a mass function?

26 Discrete random variables

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