To make 3month and 2month moving average for the time series.
The subsequent data represents demand for company ABC's products for the last 10 months.
Months

Demand

1 2 3 4 5 6 7 8 9 10

450 463 520 500 510 516 534 525 530 534

(a) Use the moving average function in MS Excel to develop a threemonth moving average for this time series.
(b) Use the moving average function in MS Excel to develop a twomonth moving average for this time series.