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Test One Mathematics 135.02 Fall 2009 TO GET FULL CREDIT YOU MUST SHOW ALL WORK!
 

Summary: Test One Mathematics 135.02 Fall 2009
TO GET FULL CREDIT YOU MUST SHOW ALL WORK!
I have neither given nor received aid in the completion of this test.
Signature:
Your Score
1 10 pts.
2 10 pts.
3 15 pts.
4 20 pts.
5 10 pts.
6(i) 10 pts.
6(ii) 15 pts.
6(iii) 20 pts.
7 15 pts.
8 15 pts.
Total 140 pts.
1. 10 pts. A, B, C, D are distinct mutually independent events. Compute P((A
D) (B C)) in terms of P(A), P(B), P(C), P(D).
Solution. Let be the sample space. Since A D and (B C) are indepen-
dent, since A and D are independent and since B and C are independent we

  

Source: Allard, William K. - Department of Mathematics, Duke University

 

Collections: Mathematics