For numbers 23-25, refer to the problem. There are one thousand tickets that are sold for P50.00 each. One ticket will win P10,000.00 , two tickets will win P5,000.00 and three tickets will win P1,000.00 each. Let X be the net gain from purchasing a randomly selected ticket. 23. What is the probability that you will win a prize if you buy 2 tickets? A. 998/1000 В. 2/500 C. 2/1000 D. 2 24. Which of the following table of values show the probability distribution of X? А. 10,000 1/1000 5,000 1,000 -50 P(X) 2/1000 3/1000 994/1000 В. X 9,950 4,950 950 -50 P(X) 1/999 2/998 3/997 1/999 С. X 9,950 4,950 950 -50 P(X) 1/1000 2/1000 3/1000 994/1000 D. X 10,000 5,000 1,000 -50 P(X) 1/999 2/998 | 3/997 1/999 25. What is the mean or expected value of a person who buys a ticket? A. 25 В. -25 С. 27 D. -27

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