Questions from General Operations Management


Q: The following data relate the sales figures of the bar in Mark

The following data relate the sales figures of the bar in Mark Kaltenbach’s small bed-and-breakfast inn in Portand, to the number of guests registered that week: a) Perform a linea...

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Q: Rhonda Clark, a Slippery Rock, Pennsylvania, real estate developer

Rhonda Clark, a Slippery Rock, Pennsylvania, real estate developer, has devised a regression model to help determine residential housing prices in northwestern Pennsylvania. The model was developed us...

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Q: Accountants at the Tucson firm, Larry Youdelman, CPAs, believed

Accountants at the Tucson firm, Larry Youdelman, CPAs, believed that several traveling executives were submitting unusually high travel vouchers when they returned from business trips. First, they too...

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Q: City government has collected the following data on annual sales tax collections

City government has collected the following data on annual sales tax collections and new car registrations: Determine the following: a) The least-squares regression equation. b) Using the results of...

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Q: Based on the corruption perception index developed by Transparency International (www

Based on the corruption perception index developed by Transparency International (www.transparency.org), rank the following countries from most corrupt to least: Venezuela, Denmark, the U.S., Switzerl...

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Q: Using the data in Problem 4.30, apply linear regression

Using the data in Problem 4.30, apply linear regression to study the relationship between the robbery rate and Dr. Fok’s patient load. If the robbery rate increases to 131.2 in year 11, how many phobi...

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Q: Bus and subway ridership for the summer months in London, England

Bus and subway ridership for the summer months in London, England, is believed to be tied heavily to the number of tourists visiting the city. During the past 12 years, the data on the next page have...

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Q: Thirteen students entered the business program at Sante Fe College 2 years

Thirteen students entered the business program at Sante Fe College 2 years ago. The following table indicates what each student scored on the high school SAT math exam and their grade-point averages (...

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Q: Dave Fletcher, the general manager of North Carolina Engineering Corporation (

Dave Fletcher, the general manager of North Carolina Engineering Corporation (NCEC), thinks that his firm’s engineering services contracted to highway construction firms are directly...

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Q: Sales of tablet computers at Ted Glickman’s electronics store in Washington,

Sales of tablet computers at Ted Glickman’s electronics store in Washington, D.C., over the past 10 weeks are shown in the table below: a) Forecast demand for each week, including...

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