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Does the following table represent a valid discrete probability distribution? x -5 -2.5 0 2.5 5 P ( X = x ) 0.05 0.25 0.32

Does the following table represent a valid discrete probability distribution?

x -5 -2.5 0 2.5 5

P(X=x) 0.05 0.25 0.32 0.18 0.2

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YES

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