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Unformatted text preview: ECO 261-Sections IV&V- Fall 2007 Problem Set-2 Due by September 27, Thursday 1) A corporation takes delivery of some new machinery that must be installed and checked before it becomes available to use. The corporation is sure that it will take no more than 7 days for this installation and check to take place. Let A be the event It will be more than 4 days before the machinery becomes availableand B the event It will be less than 6 days before the machinery becomes available. a) Describe the event that is complement of A. b) Describe the event that is the intersection of A and B. c) Describe the event that is the union of events A and B. d) Are the events A and B mutually exclusive. e) Show that ( A \ B ) [ ( & A \ B ) = B: f) Show that A [ ( & A \ B ) = A [ B: 2) a) The sample space contains 10 As and 6 Bs. What is the probability that a randomly selected sample set of 4 will include 2 As and 2 Bs?...
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This note was uploaded on 10/06/2008 for the course ECON 261 taught by Professor Eren during the Fall '07 term at University of Nevada, Las Vegas.
- Fall '07