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1. Computer gaming. In order to effectively market elec- tronic games, a manager wanted to know what age group of boys played more. A survey in 2006 found that 154 of 223 boys aged 12-14 said they "played computer or console games like Xbox or PlayStation . . . or games online." Of 248 boys aged 15-17, 154 also said they played these games.
a) Is there evidence that the percentage of boys who play these types of games is different in the two age groups?
b) Give a 90% confidence interval for the difference in proportions.
2. Foreclosure rates. The two states with the highest home foreclosure rates in March 2008 were Nevada and Colorado (realestate.msn.com, April 2008). In the second quarter of 2008, there were 8 foreclosures in a random sample of 1098 homes in Nevada, and 6 in a sample of 1460 homes in Colorado.
a) Is there evidence that the percentage of foreclosures is different in the two states?
Describe the key differences between simulation models and the models covered in previous modules, not only from the perspective of their applications, but also from the perspective of computing/solving the models.
during 2009 the ellis corporation had 370000 shares of 20 par common stock outstanding. on january 1 2009 2000 8
What is the definition of religion?
stetson company paid 160000 to obtain a patent. stetson expected to use the patent for 5 years before it became
wahr corporation bases its predetermined overhead rate on the estimated labor hours for the upcoming year. at the
carson company on july 15 sells merchandise on account to tayler co. for 1000 terms 210 n30. on july tayler co. returns
wind bicycle company sold 500 bikes in december 2003. the selling price was 500 per unit the variable expenses were 300
Rachel lives and works in Chicago. She is the regional sales manager for a national fast-food chain. Due to unusual developments, she is compelled to work six straight weeks in the St. Louis area.
1.On June 30, 2013, Singleton Computers issued 6% stated rate bonds with a face amount of $200 million.
you have been asked to prepare a presentation for the next board of directors meeting regarding managerial accounting.
the following transactions apply to baker co. for 2010 its first year of operations. 1.issued 160000 of common
coleman inc. anticipates sales of 50000 units 48000 units and 51000 units in july august and september respectively.
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