the exponentialdata.xlsx file contains annual sales revenue for staples, walmart and intel. use the data to work through the first five problems for this chapter. 1. for each company, fit an exponential trend curve to its sales data. 2. for which company does exponential growth have the best fit with its revenue growth. 3. for which company does exponential growth have the worst fit with its revenue growt 4. for each company, estimate the annual percentage growth rte for revenues. 5. for each company, use your trend curve to predict 2003 revenues.
6. the Impalas.xlxs file contains the prices of 2009, 2008, 2007, and 2006 Impala during 2010 from this data, what can you conclude about how new a car losses its value as it grows older?
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