Data on soft drink sales shown inTable 2-7 have been saved in a text fi le.The fi le has fi ve variables and ten cases.The fi rst variable is the name of the softdrink brand; the next three variables...

Data on soft drink sales shown inTable 2-7 have been saved in a text fi le.The fi le has fi ve variables and ten cases.The fi rst variable is the name of the softdrink brand; the next three variables arecompany sales in millions of 192-ouncecases for the years 2000, 2001, and2002. (Source: http://www.bevnet.com/news/2002/03-01-2002-softdrink.asp,Beverage Marketing Corporation.) Thefi nal column indicates the year of originfor each brand.