PROBLEM #3: The quarterly sales data for a gift item over the past three years are as follows. Calculate the Quarterly Centered Moving Average and the average seasonal index for each quarter. Centered Unadjusted Moving Period Sales Average Average Seasonal Index Year 1 Quarter 1 7320 Seasonal Quarter 2 5230 Period Index Quarter 3 3380 Quarter 1 Quarter 4 1280 Quarter 2 Year 2 Quarter 17640 Quarter 3 Quarter 2 6230 Quarter 4 Quarter 3 3230 Quarter 4 1340 Year 3 Quarter 1 7380 Quarter 24720 Quarter 3 3700 Quarter 4 1650 What is the Centered Moving Average for Quarter 4 of Year 1? QUESTION 27 What is the Centered Moving Average for Quarter 2 of Year 2? QUESTION 28 What is the Centered Moving Average for Quarter 3 of Year 2? QUESTION 29 What is the Centered Moving Average for Quarter 4 of Year 2? What is the Centered Moving Average for Quarter 1 of Year 3? QUESTION 31 What is the Centered Moving Average for Quarter 2 of Year 3? QUESTION 32 What is the average seasonal index for Quarter 1 is (round-off to 3 decimal places)? QUESTION 33 What is the average seasonal index for Quarter 2 is (round-off to 3 decimal places)? What is the average seasonal index for Quarter 3 is (round-off to 3 decimal places)? QUESTION 35 What is the average seasonal index for Quarter 4 is (round-off to 3 decimal places)