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exam1 - STAT 350 Spring 2009 Exam 1 SOLUTION Your Name Your...

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STAT 350 – Spring 2009 Exam 1 SOLUTION Your Name: ____________________________________ Your Seat: __________ Section Time (circle): 10:30 11:30 4:30 Note: You are responsible for upholding the Honor Code of Purdue University. This includes protecting your work from other students. Show your work on all questions. Unsupported work will not receive full credit. Credit will not be given for dumb luck. Showing work includes defining any random variable or event you use in the solution. Showing work also includes identifying any named distribution you are using in the solution and the values of all relevant parameters. Make it clear what your final answer is to each question. It may help to circle your answer. Decimal answers should be exact or to at least four significant digits (exceptions as discussed in class). Standard Normal ( Z ) values/probabilities must be taken from the table provided. You are allowed the following aids: a one-page (8.5 × 11 inch) cheat sheet, a scientific calculator, and pencils. Turn off and put away your cell phone before the exam begins! Question Points Possible Points Missed 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 10 10 10 Total 100 Exam Score: _______________/ 100
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