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Using simple exponential smoothing and the following time series data, respond to each of the items.   Period D

Using simple exponential smoothing and the following time series data, respond to each of the items.   Period D

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Using simple exponential smoothing and the following time series data, respond to each of the items.
 

Period Demand
1 72
2 60
3 27
4 52
5 26
6 46
7 52
8 28
9 53
10 50
11 57
12 87
13 22
14 56
 

Please show work.

c. Compute all possible forecasts using a smoothing coefficient (a) of 0.9. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Exponential Smooth Period Demand Error Absolute Error 1 72 60 3 27 4 52 26 6 46 7 52 8 28 9. 53 10 50 11 57 12 87 13 22 14 56 15 d. Compute the MADS for each exponential smoothing forecast. (Round your answers to 2 decimal places.) Average Forecast For an alpha of 0.4, the MAD For an alpha of 0.9, the MAD
Transcribed Image Text:c. Compute all possible forecasts using a smoothing coefficient (a) of 0.9. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Exponential Smooth Period Demand Error Absolute Error 1 72 60 3 27 4 52 26 6 46 7 52 8 28 9. 53 10 50 11 57 12 87 13 22 14 56 15 d. Compute the MADS for each exponential smoothing forecast. (Round your answers to 2 decimal places.) Average Forecast For an alpha of 0.4, the MAD For an alpha of 0.9, the MAD
b. Compute all possible forecasts using a smoothing coefficient (a) of 0.4. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Exponential Smooth Period Demand Error Absolute Error 1 72 60 27 4 52 5 26 6 46 7 52 8 28 9 53 10 50 11 57 12 87 13 22 14 56 15
Transcribed Image Text:b. Compute all possible forecasts using a smoothing coefficient (a) of 0.4. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Exponential Smooth Period Demand Error Absolute Error 1 72 60 27 4 52 5 26 6 46 7 52 8 28 9 53 10 50 11 57 12 87 13 22 14 56 15
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