Appliance Center sells a variety of electronic equipment and

Appliance Center sells a variety of electronic equipment and home appliances. For the last 4 years, 2010 through 2013, the following quarterly sales (in $ millions) were reported.

excel data

year        qtr            sales

2010        1               5.3

               2                4.1

               3                 6.8

               4                  6.7

2011         1                  4.8

                2                  3.8

                3                  5.6

                4                  6.8

2012         1                  4.3

                 2                  3.8

                 3                  5.7

                 4                  6.0

2013           1                  5.6

                   2                 4.6

                   3                  6.4

                   4                   5.9

Determine a typical seasonal index (adjusted) for each of the four quarters. (Round your answers to 4 decimal places.)

Solution