# quiz2 - conforms iiiiiiiiiiiiiii yes no 1 22 8 supplier 2...

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Quiz 2. September 8, 2010 Seat # _________ Name: _________________________ Closed book and notes. No calculators. In probability, we always have an experiment. 1. (1 pt) The set of all outcomes is called the ______________. 2. (1 pt) Each replication of the experiment results in exactly one ______________. 3. (1 pt) A subset of the sample space is {a,an} ______________. 4. (1 pt) T F An event A is said to have occurred if the outcome is in A . 5. (1 pt) T F If event A is contained in event B , then P ( A ) P ( B ). 6. (1 pt) T F Events A and B are mutually exclusive if A B = . For Questions 7 and 8, consider Montgomery and Runger’s Problem 2–63. Samples of emissions from three suppliers are classified for conformance to air- quality standards. The results from 100 samples are summarized in the table.
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Unformatted text preview: conforms iiiiiiiiiiiiiii yes no 1 22 8 supplier 2 25 5 3 30 10 Consider the experiment of choosing one of the 100 samples, each with equal likelihood. Let A denote the event that the chosen sample conforms to specifications. Let B denote the event that the chosen sample is from supplier 2. 7. (two pts) Determine the value of P ( A ). (Show your logic.) 8. (two pts) Determine the value of P ( A B ). (Show your logic.) ______________________________________________________________________ Write on the back any concerns about the weekly quizzes or the course in general. IE 230. Page 1 of 1 Schmeiser...
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## This note was uploaded on 04/25/2011 for the course IE 230 taught by Professor Xangi during the Fall '08 term at Purdue University-West Lafayette.

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