Concern over an aging product line led the Wall Street Journal to publish a chart with a cover-page article on future profits of drug-maker Pfzer.7 Is it a bar chart in the sense of this chapter or a timeplot that uses bars?
Answer to relevant QuestionsThis table summarizes results of a survey of the purchasing habits of 1,800 13- to 25-year-olds in the United States in 2006, a much sought-after group of consumers.8 Each row of the table indicates the percentage of ...A web designer wants to display the revenue earned in various market segments by Samsung Electronics. She plans to show the segments as stars in a night sky, with larger stars for segments with larger revenue. Clicking on a ...The US Census tracks the number of women-owned businesses that have a payroll. In 1992, women owned more than 800,000 such firms in the United States. The data identify the industry for all but 9,000 of these. This table ...The U.S. Department of Commerce tracks the number of workers employed in various industries in the United States. It summarizes these data in the Statistical Abstract of the United States. This regularly appearing volume ...Which has larger variance, the prices of items in a grocery or the prices of cars at a new car dealer? Which has the larger coefficient of variation?
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