Advertising-product promotion over time

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For the period 2001-2008, the Bristol-Myers Squibb Company, Inc. reported the following amounts (in billions of dollars) for (1) net sales and (2) advertising and  product promotion. The data are also in the fileXR02062. Source: Bristol-Myers Squibb Company, Annual Reports, 20052008.

Year          Net Sales            Advertising/Promotion

2001            $16.612                               $1.201

2002              16.208                                 1.143

2003              18.653                                 1.416

2004              19.380                                 1.411

2005              19.207                                 1.476

2006              16.208                                 1.304

2007              18.193                                 1.415

2008              20.597                                 1.550

For these data, construct a line graph that shows both net sales and expenditures for advertising/product promotion over time. Some would suggest that increases in advertis- ing should be accompanied by increases in sales. Does your line graph support this?

Reference no: EM13975222

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