Question: If the possible values for x are 2, 3, 4 and the corresponding values for p(x) are .2, 0.1, .9, respectively, does p(x) qualify as

If the possible values for x are 2, 3, 4 and the corresponding values for p(x) are .2,

−0.1, .9, respectively, does p(x) qualify as a probability function?

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