1) Define the different between linear and nonlinear optimization with example each?
2)
A- How to calculate forecast error?
B- Calculate forecast error for December?
Month
Sales
Forecast
Error
September
5500
3000
October
7200
4150
November
8600
9100
December
9300
7900
3)
A- How to calculate forecast weighted moving average?
B- Apply forecast weighted moving average formula
(n = 2, W1 = 0.5, W2 = 0.8)
Week
Demand
1
7000
2
4000
3
3000
4
5000
