n 1.3Graphs33SECTIO N 1.3 PROBLEMS1. It is costly in both time and money to go to college. Does it pay off? According tothe Conference Board Survey by the Bureau of Census, the answer is yes. The aver-age annual incomes (in thousands of dollars) of households headed by a person withthe stated education level is as follows: 14.2 if grade school is the top level of edu-cation achieved, 30.1 for high school graduates, 57.4 for college graduates, and 61.0for completion of one or more years of postgraduate studies. Make a bar graphshowing household income for each education level.2. According to The Shell Poll (reported in USA Today), eight in 10 adults are worriedthat computers and the Internet are reducing privacy. Approximately 80% are con-cerned about credit bureaus selling personal financial information, 77% about com-panies selling personal information to other companies, 76% about states selling listsof licensed drivers, 65% about health companies sharing personal medical records,53% about Social Security numbers being used for personal identification, 43% abouthidden cameras at work, and 37% about employers monitoring personal phone calls.Make a bar graph that displays the percentages of adults who are concerned aboutthese issues. Create a Pareto chart showing the same information.3. In an article entitled “How to Cure the Fear of Flying," Fortune Magazine gave thefollowing information: The number of people who died in a calendar year while oncommercial flights was 33; in the bathtub, 318; by poisoning, 5900; as pedestrians,6500; murdered by spouses, 7000; from falls, 12,400; and in motor vehicle acci-dents, 33,800.(a) Make a bar graph showing activities causing death.(b) Make a Pareto chart showing activities causing death.4. Suppose you are interested in investing in a business corporation. What are somepitfalls that might cause a business corporation to fail? To answer this question, wecan look at history. Buccino & Associates surveyed more than 1300 business pro-fessionals and asked them about leading causes of business failure. According to thereport in USA Today, 88% of those surveyed cited internal problems, not externalfactors, as the leading causes of business failure. Of the internal problems listed,insufficient management experience was cited as the leading cause of business fail-ure by 13% of those interviewed, poor business planning was cited by 13%, inad-equate leadership was cited by 18%, and excessive corporate debt was cited by 29%.(a) Make a Pareto chart showing the causes of business failure. .(b) Does your chart show all the causes of business failure cited by business pro-fessionals interviewed? Which internal cause was cited most frequently?es5. A survey of 1000 adults (reported in USA Today) uncovered some interesting house-keeping secrets. When unexpected company comes, where do we hide the mess? Thesurvey showed that 68% of the respondents toss their mess in the closet, 23% shovethings under the bed, 6% put things in the bathtub, and 3% hide the mess in thefreezer. Make a circle graph to display this information.6. What meal are we most likely to eat at a fast-food restaurant? A survey of 1261 adults(reported in USA Today) revealed that 48.9% of the respondents are most likely toChapter 1Organizing Dataeat lunch at a fast-food restaurant; 7.7%, breakfast; 31.6%, dinner; 10%, a snack;and 1.8% answered “don't know." Display this information in a circle graph.7. Telephone gadgets fill our homes. The Consumer Electronics Manufacturers Asso-ciation reported that 96% of U.S. households have corded phones, 66% have cord-less phones, 65% have telephone answering devices, 34% have cellular phones, 28%have pagers, 18% have caller-ID equipment, 19% have modems, and 9% have faxmachines. Display this information in a bar chart showing the percentage of house-.holds owning each gadget, Could this information, as reported, be put into a circlegraph? Explain.se:Electronicsd Habits8. Driving would be more pleasant if we didn't have to put up with the bad habits ofother drivers. USA Today reported the results of a Valvoline Oil Company surveyof 500 drivers in which the drivers marked their complaints about other drivers.The top complaints turned out to be tailgating, marked by 22% of the respondents;not using turn signals, marked by 19%; being cut off, 16%; driving too slowly,11%; and being inconsiderate, 8%. Make a Pareto chart showing the percentage ofdrivers who listed each stated complaint. Could this information, as reported, beput in a circle graph? Why or why not?

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Description: n 1.3Graphs33SECTIO N 1.3 PROBLEMS1. It is costly in both time and money to go to college. Does it pay off? According tothe Conference Board Survey by the Bureau of Census, the answer is yes. The aver-age annual incomes (in thousands of dollars) of

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n 1.3Graphs33SECTIO N 1.3 PROBLEMS1. It is costly in both time and money to go to college. Does it pay off? According tothe Conference Board Survey by the Bureau of Census, the answer is yes. The aver-age annual incomes (in thousands of dollars) of households headed by a person withthe stated education level is as follows: 14.2 if grade school is the top level of edu-cation achieved, 30.1 for high school graduates, 57.4 for college graduates, and 61.0for completion of one or more years of postgraduate studies. Make a bar graphshowing household income for each education level.2. According to The Shell Poll (reported in USA Today), eight in 10 adults are worriedthat computers and the Internet are reducing privacy. Approximately 80% are con-cerned about credit bureaus selling personal financial information, 77% about com-panies selling personal information to other companies, 76% about states selling listsof licensed drivers, 65% about health companies sharing personal medical records,53% about Social Security numbers being used for personal identification, 43% abouthidden cameras at work, and 37% about employers monitoring personal phone calls.Make a bar graph that displays the percentages of adults who are concerned aboutthese issues. Create a Pareto chart showing the same information.3. In an article entitled “How to Cure the Fear of Flying,&#34; Fortune Magazine gave thefollowing information: The number of people who died in a calendar year while oncommercial flights was 33; in the bathtub, 318; by poisoning, 5900; as pedestrians,6500; murdered by spouses, 7000; from falls, 12,400; and in motor vehicle acci-dents, 33,800.(a) Make a bar graph showing activities causing death.(b) Make a Pareto chart showing activities causing death.4. Suppose you are interested in investing in a business corporation. What are somepitfalls that might cause a business corporation to fail? To answer this question, wecan look at history. Buccino & Associates surveyed more than 1300 business pro-fessionals and asked them about leading causes of business failure. According to thereport in USA Today, 88% of those surveyed cited internal problems, not externalfactors, as the leading causes of business failure. Of the internal problems listed,insufficient management experience was cited as the leading cause of business fail-ure by 13% of those interviewed, poor business planning was cited by 13%, inad-equate leadership was cited by 18%, and excessive corporate debt was cited by 29%.(a) Make a Pareto chart showing the causes of business failure. .(b) Does your chart show all the causes of business failure cited by business pro-fessionals interviewed? Which internal cause was cited most frequently?es5. A survey of 1000 adults (reported in USA Today) uncovered some interesting house-keeping secrets. When unexpected company comes, where do we hide the mess? Thesurvey showed that 68% of the respondents toss their mess in the closet, 23% shovethings under the bed, 6% put things in the bathtub, and 3% hide the mess in thefreezer. Make a circle graph to display this information.6. What meal are we most likely to eat at a fast-food restaurant? A survey of 1261 adults(reported in USA Today) revealed that 48.9% of the respondents are most likely toChapter 1Organizing Dataeat lunch at a fast-food restaurant; 7.7%, breakfast; 31.6%, dinner; 10%, a snack;and 1.8% answered “don't know.&#34; Display this information in a circle graph.7. Telephone gadgets fill our homes. The Consumer Electronics Manufacturers Asso-ciation reported that 96% of U.S. households have corded phones, 66% have cord-less phones, 65% have telephone answering devices, 34% have cellular phones, 28%have pagers, 18% have caller-ID equipment, 19% have modems, and 9% have faxmachines. Display this information in a bar chart showing the percentage of house-.holds owning each gadget, Could this information, as reported, be put into a circlegraph? Explain.se:Electronicsd Habits8. Driving would be more pleasant if we didn't have to put up with the bad habits ofother drivers. USA Today reported the results of a Valvoline Oil Company surveyof 500 drivers in which the drivers marked their complaints about other drivers.The top complaints turned out to be tailgating, marked by 22% of the respondents;not using turn signals, marked by 19%; being cut off, 16%; driving too slowly,11%; and being inconsiderate, 8%. Make a Pareto chart showing the percentage ofdrivers who listed each stated complaint. Could this information, as reported, beput in a circle graph? Why or why not?

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