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2012Spring_Midterm

# In each experiment therere three outcomes a b and c

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Unformatted text preview: In each experiment, there’re three outcomes A, B, and C. Also, , , and probability that, among the n experiments, B. C. . What’s the occurs a times and B occurs b times ( )? A. 1 , (D) ! ; !! ! ! ! ! ! ! !! ! 1 ! ! D. ; ! ; 1 !!! . 3. [4’] We want to measure the distance from the “redbird” to the seafront cafeteria. For each measurement, the error follows Gaussian distribution with mean 0 and variance 9. What is the probability that | | 10 ? (A) (Hint: Φ , √ A. 2Φ ) √ ; B. 2 ; C. 1 2 D. 1 2Φ ; . 1 4. [4’] Suppose we roll a fair dice (each digit occurs with equal probability) and we want to get a six. What’s the p...
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