Listed below are the net sales (in millions of euros) for the Adidas Group from 2008 to 2012.
Year Net Sales
2008 ........ 10,799
2009 ........ 10,381
2010 ........ 11,990
2011 ........ 13,332
2012 ........ 14,883
a. Determine the index for 2012, using 2008 as the base period.
b. Use the period 2008 to 2010 as the base period and find the index for 2012.
c. With 2008 as the base year, use the least squares method to find the trend equation. What is the estimated consolidated revenue for 2014? What is the rate of increase per year?