Answered: D, (demand) F,(a = .3) (forecast) e, =…

D, (demand) F,(a = .3) (forecast) e, = D, = F, (error) a = .3 Tracking Signal Period (MAD) 10.0 1 120 100.0 20.0 [a] 1.5 140 106.0 34.0 19.3 [d] (b] [f] 3. 160 [e]

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter13: Regression And Forecasting Models

Section13.6: Moving Averages Models

Problem 22P: The file P13_22.xlsx contains total monthly U.S. retail sales data. While holding out the final six...

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Question

Exponential Smoothing, Exponentially Smoothed MAD, and Tracking Signal
The XYZ Company was flooded by a thunderstorm and lost part of its forecasting data.
Positions in the table that are marked [a], [b], [c], [d], [e], and [ f ] must be recalculated from the remaining data.

D,
(demand)
F,(a = .3)
(forecast)
e, = D, = F,
(error)
a = .3
Tracking
Signal
Period
(MAD)
10.0
1
120
100.0
20.0
[a]
1.5
140
106.0
34.0
19.3
[d]
(b]
[f]
3.
160
[e]

Leveraging special tenchniques in analyzing historical data to predict future trends. Forecasting covers the methods and types of forecasting and their application to case studies.

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