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Past Board Exam Problems in Probability and Statistics

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x and 370 prefer either brand z or y but not y. How many persons have no brand reference, satisfied with any of the three brands? A. 280 B. 230 C. 180 D. 130 Past Board Exam Problems in Probability and Statistics 1. CE Board Exam November 1996 How many 4 digit numbers can be formed without repeating any digit from the following digits: 1, 2, 3, 4 and 6? A. 120 B. 130 C. 140 D. 150 2. CE Board Exam November 1998 A coin is tossed 3 times. What is the probability of getting 3 tails up? A. 1/8 B. 1/16 C. 1/4 D. 7/8 3. CE Board Exam May 1996 A bag contains 3 white and 5 black balls. If two balls are drawn in succession without replacement, what is the probability that both balls are black? A. 5/16 B. 5/28 C. 5/32 D. 5/14 4. 5. 6. CHE Board Exam November 1996 In how many ways can a committee of three consisting of two chemical engineers and one mechanical engineer can be formed from four chemical engineers and three mechanical engineers? A. 18 B. 64 C. 32 D. none of these EE Board Exam October 1993 In a class of 40 students, 27 like Calculus and 25 like Chemistry. How many like both Calculus and Chemistry? A. 10 B. 11 C. 12 D. 13 EE Board Exam March 1998 In a commercial survey ...
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