7 the follow table contains the demand from the last 10 months :

Explanation:
Month Actual Demand Month Actual Demand
1 31 6 36
2 34 7 38
3 33 8 40
4 35 9 40
5 37 10 41
Show Work and answer the following:
a.) calculate the single exponential smoothing forcast for these data using a of .30 and an initial forecast ( F1) of 31.
b.) calculate the exponential smooting with trend forecast for these data using an a of .30, & of .30, and an initial trend forecast ( T1) of 1, and an initil exponentailly smoothed forecast F1 of 30,
c.) calculate the mean absolute deviation (MAD0 for each forecast