Unformatted text preview: the probability that exactly 15 couples must be asked before 5 are found who agree to participate? (20) 3. It is known that Peter can beat James at chess with probability .6. What is the probability that Peter wins 4 games before James wins 4 games? (20) 4. Suppose X is uniform on [ 1, 1 1. Find a. the density function of the random variable I 3X 1. b. the variance of I 3X I 5. Given 30 people at a party, find the probability that among the 12 months of the year, there are 6 containing exactly 2 birthdays and 6 containing exactly 3. (20)...
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 Summer '07
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 Statistics, Probability, Variance, Probability theory, probability density function, Randomness, natural childbirth regimen

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