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Unformatted text preview: the truth, then so does the third one. The probability that all three of them tell the truth is and the probability that all three lie is . If Bo tells the truth, then Al lies with probability . If tells the truth, then the probability that both Bo and Cy lie is . What is the probability that Cy is truthful, but neither Al nor Bo are truthful? (Leave your answer in terms of .) Page 2 of 4 UCSD ECE109 Midterm Exam (051007) Problem 2 (10 points) Let be a continuous random variable whose probability density function is for and otherwise. Suppose . Find and . Page 3 of 4 UCSD ECE109 Midterm Exam (051007) Problem 3 (10 points) Let be a random variable whose probability density function is shown in the figure below. Find (and precisely describe) the cummulative distribution function of . 21 1/2 Page 4 of 4...
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 Spring '08
 KennethZeger

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