hw_4_S10[1]

# hw_4_S10[1] - AEM 2100 Spring 2010 1 2 3 Name Section...

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AEM 2100 Name: _________________ Spring 2010 Section: Homework 4 1.) From your text, Pg. 186, # 4.14. (Fourth Edition: Pg. 142, #3.14) 2.) From your text, Pg. 196, # 4.26. (Fourth Edition: Pg. 152, #3.26) 3.) A survey of dorm rooms on a large college campus revealed that 38% had a refrigerator, 52% had a TV, and 21% had both a TV and a refrigerator. What’s the probability that a randomly selected dorm room has: a.) a TV but no refrigerator? b.) a TV or a refrigerator, but not both? c.) neither a TV nor a refrigerator? 4.) From your text, Pg. 195, # 4.20. (Fourth Edition: Pg. 151, #3.20) 5.) Klion Marketing and Promotions has randomly surveyed 200 men who watch professional sports. The men were separated according to their educational level (college degree or not) and whether they preferred the NBA or the NFL. The results of the survey are shown below: Sports Preference College Degree No College Degree NBA 40 55 NFL 10 95 a.) What is the probability that a randomly selected survey participant prefers

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hw_4_S10[1] - AEM 2100 Spring 2010 1 2 3 Name Section...

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