Question: a) What is the last-value forecast for the next period? b) What is the moving-average forecast for the next period based on the last three

a) What is the last-value forecast for the next period?
b) What is the moving-average forecast for the next period based on the last three periods?
c) What is the exponential smoothing forecast for the next period based on an Alfa of 0.7.
Refer to the following data:
Period _________Demand ___________Forecast
1 .......................... 58......................59
2 .......................... 62 ......................61
3 .......................... 61 ......................63
4 .......................... 63 ..................... 65

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