Question 2 4 of 5 Step 1 of 1 Prev Answer 2 Points x P(X = x) -1 3 9 13 10 8 23 First, decide whether the distribution is a discrete probability distribution, then select the reason for making this decision. Decide Keyboard O Yes No Reason Since the probabilities lie inclusively between 0 and 1 and the sum of the probabilities is equal to 1. Since at least one of the probability values is greater than 1 or less than 0. O Since the sum of the probabilities is not equal to 1. O Since the sum of the probabilities is equal to 1.