Question

Is this a valid Probability Distribution?X 0 1 2P(x) 0.12 0.27 0.54Yes, each probability is less than 1Yes, it is a tableNo, O can't be value for x.No, the probabilities do not add up to 1

Answer 1

The sum of all the probabilities is equal to 1, that is why this probability distribution is valid.

`\begin{gathered} 0.12+0.27+0.54\le1 \\ 0.93\le1 \end{gathered}`