Which of the following table is a valid probability distribution of a discrete random variable. х -2 0 2 4 | P(x) 0.3 0.5 0.2 0.1 A x 1.1 2.5 4.1 4.5 5.3 |P(x) 0.16 0.14 0.11 0.27 0.22| x 0.5 0.25 0.25|| | P(x) -0.4 0.5 0.9 x 25 26 27 |P(x) 0.13 0.27 0.28 0.18 0.14 28 29

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