Chapter 2: Graphs, Charts, and Tables--Describing Your Data

More documents

Recommendations

Info

68 CHAPTER 2 • GRAPHS, CHARTS, AND TABLES—DESCRIBING YOUR DATA a. Develop a pie chart to illustrate these data. b. Develop a horizontal bar chart to illustrate these data. 2-27. Given the following sales data for product category and sales region, construct at least two different bar charts that display the data effectively: Region East West North South XJ-6 Model 200 300 50 170 Product X-15-Y Model 100 200 20 100 Type Craftsman 80 400 60 200 Generic 100 150 40 50 2-28. The 2004 Annual Report to shareholders of Murphy Oil Corporation contains the following information concerning the number of barrels of product sold per day by product category for North America and the United Kingdom. 2-29. Boston Properties is a real estate investment trust (REIT) that owns first-class office properties in selected markets. According to its 2004 annual report, its income distribution by region (in percent) was as follows: 2004 Income Distribution Region (in %) Boston 24 San Francisco 14 Washington, D.C. 21 Princeton 5 New York City 36 a. Construct a pie chart to display the income distribution by region for 2004. b. Construct a bar chart to display the income distribution by region for 2004. c. Which chart do you think more effectively displays the information? 2-30. A large technology corporation recently released the following data concerning its operating profits (in $billions) for the last five years: Product Sold—Barrels Per Day (Murphy Oil Corporation 2004 Annual Report To Shareholders) North America 2004 Gasoline 207,786 Kerosene 4,811 Diesel & Home Heating Oils 66,648 Residuals 13,699 Asphalt, LPG, and Other 8,857 United Kingdom 2004 Gasoline 11,435 Kerosene 2,756 Diesel & Home Heating Oils 14,649 Residuals 4,062 Asphalt, LPG, and Other 4,205 Year 2001 2002 2003 2004 2005 Profit 0.5 0.1 0.7 0.5 0.2 a. Construct a bar chart to graphically display these data. b. Construct a pie chart to graphically display these data. c. Select the display that most effectively displays the data and provide reasons for your choice. 2-31. As reported in Business Week (“Dark Days for Daimler,” August 15, 2005), DaimlerChrysler stated its first-half revenues (in $billions) for 2005 as follows: Commercial Financial Division Mercedes Chrysler Vehicles Services Total Revenues 27.7 30.5 23.2 8.9 90.3 a. Construct a pie chart that displays North American sales. b. Construct a pie chart that displays United Kingdom sales. c. Develop a bar chart that effectively compares the daily product sales for North America and the United Kingdom. a. Produce a bar chart for these data b. Determine the proportion of first-half revenues accounted for by its vehicle divisions. Business Applications 2-32. In September 2005, an Associated Press article by David Caruso, titled “Million-Dollar Homes Are
CHAPTER 2 • GRAPHS, CHARTS, AND TABLES—DESCRIBING YOUR DATA 69 Now A Dime A Dozen,” discussed the rapid growth of residential real estate prices in the United States. In the article he reports the U.S. Census data indicate that “. . . for first time, there are more than one million owner-occupied homes in the United States worth $1 million or more.” The following data reflect the number of $1 million homes in the United States in the five years prior to 2005: Year Number of $1 Million Homes 2000 394,878 2001 495,600 2002 595,441 2003 714,467 2004 1,034,386 Develop a horizontal bar chart to represent these data in graphical form. 2-33. At the March meeting of the board of directors for the Graystone Services Company, one of the regional managers put the following data on the overhead projector to illustrate the ratio of the number of units manufactured divided by the number of employees at each of Graystone’s five manufacturing plants: Plant Location Units Manufactured/Employees Bismarck ND 14.5 Boulder CO 9.8 Omaha NE 13.0 Harrisburg PA 17.6 Portland ME 5.9 a. Discuss whether a pie chart or a bar chart would be most appropriate to present these data graphically. b. Based on your analysis in part a, construct the chart you have recommended. 2-34. The pharmaceutical industry is a very fastgrowing segment of the U.S. and international economies. Recently, there has been controversy over how studies are done to show that drugs are both safe and effective. One drug product, Cymbalta, which is an antidepressant, was purported in a published abstract of an article in a medical journal to be superior to other competing products. Yet, the article itself stated that no studies had actually been done to show such comparisons between Cymbalta and other competing products. In an August 2005 report in The Wall Street Journal, an article titled “Reading Fine Print, Insurers Question Drug Studies,” the following data were presented showing the U.S. sales of antidepressant drugs by major brand. The sales data for the first half of 2005 are Antidepressant Drug Sales (First Half 2005 in billions) Effexor XR $1.29 Lexapro $1.03 Zoloft $1.55 Cymbalta $0.27 Other $0.97 Construct an appropriate graph to display these data. 2-35. The number of branded retail outlets for Murphy Oil Corporation as of December 31 of each year from 2001 to 2004 is shown here (2004 Annual Report to Shareholders Murphy Oil Corporation). Branded Retail Outlets 2001 2002 2003 2004 North America 387 506 623 752 Other 428 408 371 375 Develop a chart that effectively compares the number of branded retail outlets over time between North America and Other. 2-36. The 2005 Annual Report to Shareholders of the Procter & Gamble Company reports its geographic sales split, based on fiscal year 2005 net sales, as follows: Geographic Region Sales Split North America 48% Western Europe 24% Northeast Asia 5% Developing Geographies 23% a. Construct a bar chart that displays this information. b. Construct a pie chart that displays this information. 2-37. A fast-food restaurant monitors its drive-thru service times electronically to ensure that its speed of service is meeting the company’s goals. A sample
Page 1 and 2: Chapter TWO Graphs, Charts, and Tab
Page 3 and 4: CHAPTER 2 • GRAPHS, CHARTS, AND T
Page 37: CHAPTER 2 • GRAPHS, CHARTS, AND T

Chapter 2: Graphs, Charts, and Tables--Describing Your Data

Create successful ePaper yourself

Delete template?

Save as template?