Question: The probability mass function of a discrete random variable X is given in the following table: (a) Find P (X = 2). (b) Find P

The probability mass function of a discrete random variable X is given in the following table:
2 -1 0.15 0.8 px) 0.1 0.4

(a) Find P (X = 2).
(b) Find P (X > 0).

2 -1 0.15 0.8 px) 0.1 0.4

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