Month Demand 1 45 2 48 3 43 4 48 5 49 6 54 7 47 8 50 9 46 10 47 Using the table above, calculate two forecasts using the following method:- i. First, for periods 4 through 10, develop the exponentially smoothed forecasts for period 3 (F 3) of 45.0 and an alpha of 0.4. using a forecast ii. Calculate the weighted moving average for periods 4 through 10, using weights of .70, .20, and .10, with 0.70 applied to the most recent data. iii. Calculate the mean absolute deviation (MAD) for each forecasting procedure. Which forecasting procedure would you select? Why?
Month Demand 1 45 2 48 3 43 4 48 5 49 6 54 7 47 8 50 9 46 10 47 Using the table above, calculate two forecasts using the following method:- i. First, for periods 4 through 10, develop the exponentially smoothed forecasts for period 3 (F 3) of 45.0 and an alpha of 0.4. using a forecast ii. Calculate the weighted moving average for periods 4 through 10, using weights of .70, .20, and .10, with 0.70 applied to the most recent data. iii. Calculate the mean absolute deviation (MAD) for each forecasting procedure. Which forecasting procedure would you select? Why?
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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please do iii.
Transcribed Image Text:Month
Demand
1
45
2
48
3
43
4
48
5
49
6
54
7
47
8
50
9
46
10
47
Using the table above, calculate two forecasts using the following method:-
i. First, for periods 4 through 10, develop the exponentially smoothed forecasts
for period 3 (F
3) of 45.0 and an alpha of 0.4.
using a forecast
ii. Calculate the weighted moving average for periods 4 through 10, using weights of .70, .20,
and .10, with 0.70 applied to the most recent data.
iii. Calculate the mean absolute deviation (MAD) for each forecasting procedure.
Which forecasting procedure would you select? Why?
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