Sales of tablet computers at Ted Glickman's electronics store in Washington, D.C., over the past 10 weeks are shown in the table below: Week 1 2 3 4 5 6 7 8 9 10 Demand 20 23 29 38 25 29 36 24 26 29 a) The forecast for weeks 2 through 10 using exponential smoothing with α = 0.50 and a week 1 initial forecast of 20.0 are (round your responses to two decimal places): Week 1 2 3 4 5 6 7 8 9 10 Demand 20 23 29 38 25 29 36 24 26 29 Forecast 20.0 b) For the forecast developed using exponential smoothing (α = 0.50 and initial forecast 20.0), the MAD = sales (round your response to two decimal places). c) For the forecast developed using exponential smoothing (α = 0.50 and initial forecast 20.0), the tracking signal = (round your response to two decimal places).
Sales of tablet computers at Ted Glickman's electronics store in Washington, D.C., over the past 10 weeks are shown in the table below: Week 1 2 3 4 5 6 7 8 9 10 Demand 20 23 29 38 25 29 36 24 26 29 a) The forecast for weeks 2 through 10 using exponential smoothing with α = 0.50 and a week 1 initial forecast of 20.0 are (round your responses to two decimal places): Week 1 2 3 4 5 6 7 8 9 10 Demand 20 23 29 38 25 29 36 24 26 29 Forecast 20.0 b) For the forecast developed using exponential smoothing (α = 0.50 and initial forecast 20.0), the MAD = sales (round your response to two decimal places). c) For the forecast developed using exponential smoothing (α = 0.50 and initial forecast 20.0), the tracking signal = (round your response to two decimal places).
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.7: Exponential Smoothing Models
Problem 26P: The file P13_26.xlsx contains the monthly number of airline tickets sold by the CareFree Travel...
Related questions
Question
Sales of tablet computers at Ted Glickman's electronics store in Washington, D.C., over the past 10 weeks are shown in the table below:
|
Week
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
Demand
|
20
|
23
|
29
|
38
|
25
|
29
|
36
|
24
|
26
|
29
|
a) The forecast for weeks 2 through 10 using exponential smoothing with
α = 0.50 and a week 1 initial forecast of 20.0
are (round your responses to two decimal places):
|
Week
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
Demand
|
20
|
23
|
29
|
38
|
25
|
29
|
36
|
24
|
26
|
29
|
|
Forecast
|
20.0
|
b) For the forecast developed using exponential smoothing
(α = 0.50 and initial forecast 20.0), the MAD = sales (round your response to two decimal places).
c) For the forecast developed using exponential smoothing
(round your response to two decimal places).
(α = 0.50 and initial forecast 20.0), the tracking signal =
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