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Unformatted text preview: i (note that M i is a partition of the sample space S = { ( x,y )  x { Defective , nondefective } ,y { Mach 1 , Mach 2 , Mach 3 }} ). Then, P ( D ) = 3 s i =1 P ( D  M i ) P ( M i ) = . 04 * . 5 + . 02 * . 3 + . 04 * . 2 = 0 . 034 . 13. Let W be the event the child is lost in the west wing and W c be the event that the child is lost in the east wing. Let F be the event that the child is found. Then, P ( F ) = P ( F  W ) P ( W ) + P ( F  W c ) P ( W c ) = . 4 * . 75 + . 4 * . 25 = . 4 1...
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This note was uploaded on 03/31/2008 for the course MATH 331 taught by Professor Anderson during the Spring '08 term at Wisconsin.
 Spring '08
 Anderson
 Math, Probability

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