PROBABILITY I STAT 394
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This 1 page Study Guide was uploaded by Providenci Mosciski Sr. on Wednesday September 9, 2015. The Study Guide belongs to STAT 394 at University of Washington taught by Elizabeth Thompson in Fall. Since its upload, it has received 64 views. For similar materials see /class/192500/stat-394-university-of-washington in Statistics at University of Washington.
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Date Created: 09/09/15
MATHSTAT 394A FALL 2008 Midterm 1 October 10 2008 1 Permutations and combinations There are n Elli 1234 n permutations of 71 objects There are lt Z gt nlkln 7 different combinations of k objects chosen from n 2 Joint and conditional probabilities If C and D are any events PCUD PC PD 7 PC D The conditional probability of C given D is PC l D PC D PD C and D are independent if PC D PCPD 3 Laws and theorems Suppose E17 7Ek is a partition of 9 That is E Ej is empty for all i7j and E1 UEZ U UEk Q The law of total probability states that PD E 1PDQE SLIM Ej PEj Bayes7 Theorem states that PEl l D PD l PElPD THREE QUESTIONS WILL FOLLOW HERE
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