This is only multiple choice. Provide solutions or explainations. follow the numbering thank you.

1. If P(X) = IE 15 , what are the possible values of X for it to be a probability distribution? A. 4, 6, 6 B. 3, 5, 7 C. 5, 6, 7 D. 4, 5, 5 2. Which of the following is NOT a true statement? A. The probability of the value of a random variable could be zero. B. Random variables can only have one value. C. The value of a random variable could be zero. D. The sum of all the probabilities in a probability distribution is always equal to one. 3. The set of all possible different outcomes of an experiment? A. Sample space B. outcomes C. event D. Probability