1 Consider these three tables. State which table(s) could not represent a discrete probability distribution, giving reasons. a a 1 2 3 7 P(A=a) 0.1 0.2 0.03 0.4 b b 1 2 3 4 P(B=b) 0.1 -0.2 0.4 0.4 c c 4.5 3 1 0 P(C=c) 0.2 0.2 0.5 0.1
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For a table to represent a discrete probability distribution, all probabilities must be non-negative. Show more…
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