. Set of all possible outcomes of an experiment is called A. Sample Space B. Variable C. Probalility D. Statistics 2. The sum of the probabilities of all values of the random variable must be equal to A. 0.50 B. 1 C. 2 D. 3 3. Set of possible outcomes is countable. A. Continuous Random Variable B. Discrete Random Variable C. Constructing Probability . Random Sampling . These variables represent measured data, such as heights, weights and temperatures. A. Random Sampling B. Constructing Probability C. Discrete Random Variable . Continuous Random Variable 5. Problem: Two balls are drawn in succession without replacement from an urn containing 5 red balls and 6 blue balls. Determine the sample space. A. 2 B. 3 C. 4 D. 5 6. Which of the following is an example of discrete random variable? A. The weight of the newborn each year in a hospital. 3. The amount of paint utilized in a building project. C. The number of voters favoring a candidate. D. The average amount of electricity consumed per household per month. 7. Which of the following is an example of continuous random variable? A. The number of female athletes. B. The number of bushels of apples per hectare this year. C. The number of patient arrivals per hour at a medical clinic. D. The amount of sugar in a cup of coffee. B. Four coins are tossed. Determine the number of sample space. A. 18 B. 16 C. 14 D. 12 9. Is the table represents a probability distribution? A. yes B. no 1 5 8 7 9 C. maybe P(x) 1/3 1/3 1/3 1/3 1/3 . none of the above 10. Is the table represents a probability distribution? A. yes B. no X 0 2 4 6 8 C. maybe P(x) 1/6 1/6 1/3 1/6 1/6 D. none of the above 11. Which of the following is a discrete random variable? A. the average amount of electricity consumed. B. the number of patients in a hospital. C. the amount of paint used in repainting a building. D. the average weight of female athletes. 12. If two coins are tossed, which is not a possible value of the random variable for the number of heads? A. O B. 1 C. 2 D. 3 3. Which of the following is not a true statement? A. The value of a random variable could be zero. B. Random variables can only have one value. C. The probability of 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. 4. Which formula gives the probability distribution shown by the table? A. P(x) = 1/x B. P(x) = x/6 C. P(x)=6/x 3/3 1/6 D. P(x) = 1/6 15. If P(x)= x/6, what are the possible values of x for it to be a probability distribution? A. 0,2,3 B. 1,2,3 C. 2,3,4 D. 1,1,2