1. Which of the following statements illustrates C) X is a constant d) X is a continuous random variable a continuous random variable? * a) The number of male and female students in 6. If a coin is tossed, what are the possible San Jose Litex Senior High School b) The average weight of chicken each day values of the random variable for the number C) The number of streets at barangay San Jose of tails? * Rodriguez Rizal d) The number of heads acquired while flipping a three 5-peso coin a) 0. 1 b) 0. 1.2 2. Which of the following statement is not a c) 1.2,3 d) 0. 1. 2, 3 discrete random variable? * 7- 10 a) X = Height of eggplant as measured each day X 1 2 3 4 5 6 b) Y = Number of refrigerator sell each day c) Z = Number of late comers in going to school P(x) 1/7 1/7 1/7 2/7 1/7 1/7 each day )A = Number of people went to the Rizal Park from Monday to Friday 7. Determine if the distribution below is a 3. Which of the phrases below are discrete discrete probability distribution: " random variable? a) No, it is not a discrete probability distribution a) X = number of women among 10 newly hired b) Yes, it is a discrete probability distribution teachers with the height of 5 ft and 6 inches since the sum of all probabilities of all values b) Y = number of pencils in the box of the random variable is equal to 1 None of the above c) Maybe, since the probabilities are equal to X and Y random variables 1/7 d) None of the above 4. Find the possible values of drop-out rate of Bading Elementary School for the past 2 years. * 8. What is the sum of the probabilities of all a) 0%-100% values of the random variable? * b) all real numbers from 0 to 100 ) (a,b.c,d} d) (0,1,2,3) 1/7 b) 0 5. Suppose you are the head of marketing in a c) famous soda company. You decided to collect a bunch of cans of soda from different 9. Suppose the probability distribution table in companies and measure the volume of soda represents the outcomes if an unfair die is in each can, to see the difference and rolled. Find P(even)? * strategies on how to sell your soda. Let X be the volume of soda in each can. What type of a b ) 4/7 variable is X? * c) 5/7 d) 3/7 a) X is a discrete random variable b) X is a place holder10. What is P(odd)? * 15. What is the mean outcome if a fair die is rolled?* 3/7 b ) 5/7 4/7 a) 4.5 d) 1 b) 2.5 c) 3.5 d) 5.5 11-13 D 2 3 4 5 6 8 P(b) 1/16 1/8 3/16 1/4 3/16 1/8 1/16 11. Compute for P( b > 6). * a) 1/8 b) 1/4 1/16 d) 3/16 12. Solve for P (b < 5). - a) 1/4 b) 5/16 3/8 d) 7/16 13. Which term is calculated by summing the product of the square of the difference between the value of the random variable and the expected value, and the associated probability of the value of the random variable, taken over all the values of the random variable, and finally taking the square root? * a) Standard Deviation of Discrete Probability b) Distribution Probability Distribution c) Variance of Discrete Probability Distribution d) Mean or Expected Value of Discrete 14. Find the mean of the discrete probability distribution below. X 2 3 5 P(x) 3/10 1/10 1/10 2/10 3/10 a) 4.1 b ) 5.1 C) 3.1 d) 6.1