Fall2010Exam2

# Fall2010Exam2 - STAT 225 FALL 2010 Exam 1 Your Name Jeff...

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1 1. In each of the following situations, there is a random variable involved. Find its PMF either by name and parameter(s) or by finding a PMF table. If an approximation can be made, you must name and label both the exact and approximate distribution with corresponding parameter(s) to receive full credit. (3 points each) a). A convenience store has 2000 cans of sodas in stock and 20% of those cans have a coupon printed on them. Barney purchased 50 cans of soda for his party and let C be the number of those 50 cans having a coupon. b). A quarterback on a football team has an interception rate of 4.5% for his passing. During a game, he made 126 passing attempts and let I be the number of interceptions. c).
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## This note was uploaded on 02/06/2012 for the course STAT 225 taught by Professor Martin during the Spring '08 term at Purdue.

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Fall2010Exam2 - STAT 225 FALL 2010 Exam 1 Your Name Jeff...

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