2. Decide whether the distribution is a probability distribution. If it is not a probability distribution, identify the property that is not satisfied. x P(x) 0 0.30 1 0.40 2 0.20 3 -0.06 4 0.04 Solution Answer: NO All probabilities are greater than or equal to 0 and less than or equal to 1 but The sum of all probabilities is not 1.