The quarterly sales data for a gift item over the past three years are as follows. ___________________________________________________________ year 1 year 2 year 3 ___________________________________________________________ Quarter 1 Quarter 2 Quarter 3 Quarter 4 1690 1800 1850 940 900 1100 2625 2900 2930 2500 2360 2615 _____________________________________________________________ Calculate the four-quarter centered moving average and the seasonal indexes for the four quarters. 1 (11) The Average Seasonal Index for Quarter 1 is (round-off to 3 decimal places): (a) 1.586 (b) 0.784 (c) 0.254 (d) 0.902 (e) none of the above (12) The Average Seasonal Index for Quarter 2 is (round-off to 3 decimal places): (a) 0.514 (b) 1.828 (c) 0.487 (d) 1.542 (e) none of the above (13) The Average Seasonal Index for Quarter 3 is (round-off to 3 decimal places): (a) 0.232 (b) 1.399 (c) 1.354 (d) 0.892 (e) none of the above (14) The Average Seasonal Index for Quarter 4 is (round-off to 3 decimal places): (a) 1.219 (b) 0.484 (c) 1.759 (d) 0.422 (e) none of the above